diff --git a/Pipfile.lock b/Pipfile.lock
index c6adca2c..be6cbc4b 100644
--- a/Pipfile.lock
+++ b/Pipfile.lock
@@ -64,11 +64,11 @@
         },
         "colorama": {
             "hashes": [
-                "sha256:7d73d2a99753107a36ac6b455ee49046802e59d9d076ef8e47b61499fa29afff",
-                "sha256:e96da0d330793e2cb9485e9ddfd918d456036c7149416295932478192f4436a1"
+                "sha256:5941b2b48a20143d2267e95b1c2a7603ce057ee39fd88e7329b0c292aa16869b",
+                "sha256:9f47eda37229f68eee03b24b9748937c7dc3868f906e8ba69fbcbdd3bc5dc3e2"
             ],
             "markers": "python_version >= '2.7' and python_version not in '3.0, 3.1, 3.2, 3.3, 3.4'",
-            "version": "==0.4.3"
+            "version": "==0.4.4"
         },
         "defusedxml": {
             "hashes": [
@@ -109,14 +109,6 @@
             "markers": "python_version >= '2.7' and python_version not in '3.0, 3.1, 3.2, 3.3'",
             "version": "==2.10"
         },
-        "importlib-metadata": {
-            "hashes": [
-                "sha256:77a540690e24b0305878c37ffd421785a6f7e53c8b5720d211b211de8d0e95da",
-                "sha256:cefa1a2f919b866c5beb7c9f7b0ebb4061f30a8a9bf16d609b000e2dfaceb9c3"
-            ],
-            "markers": "python_version < '3.8'",
-            "version": "==2.0.0"
-        },
         "ipython-genutils": {
             "hashes": [
                 "sha256:72dd37233799e619666c9f639a9da83c34013a73e8bbc79a7a6348d93c61fab8",
@@ -196,11 +188,11 @@
         },
         "markdown": {
             "hashes": [
-                "sha256:4f4172a4e989b97f96860fa434b89895069c576e2b537c4b4eed265266a7affc",
-                "sha256:fbb1ba54ca41e8991dc5a561d9c6f752f5e4546f8750e56413ea50f2385761d3"
+                "sha256:4b71fbd2db30c1dfb400f22b25f41cb823fc1db0aa8b7b67d120644f92cc1011",
+                "sha256:77b7bff443b1f97b4814fa438c181fd5882e31edb01b422856b3feca91475f3e"
             ],
             "markers": "python_version >= '3.6'",
-            "version": "==3.3"
+            "version": "==3.3.2"
         },
         "markupsafe": {
             "hashes": [
@@ -258,11 +250,11 @@
         },
         "nbclient": {
             "hashes": [
-                "sha256:8a6e27ff581cee50895f44c41936ce02369674e85e2ad58643d8d4a6c36771b0",
-                "sha256:8ad52d27ba144fca1402db014857e53c5a864a2f407be66ca9d74c3a56d6591d"
+                "sha256:01e2d726d16eaf2cde6db74a87e2451453547e8832d142f73f72fddcd4fe0250",
+                "sha256:4d6b116187c795c99b9dba13d46e764d596574b14c296d60670c8dfe454db364"
             ],
             "markers": "python_version >= '3.6'",
-            "version": "==0.5.0"
+            "version": "==0.5.1"
         },
         "nbconvert": {
             "hashes": [
@@ -274,11 +266,11 @@
         },
         "nbformat": {
             "hashes": [
-                "sha256:54d4d6354835a936bad7e8182dcd003ca3dc0cedfee5a306090e04854343b340",
-                "sha256:ea55c9b817855e2dfcd3f66d74857342612a60b1f09653440f4a5845e6e3523f"
+                "sha256:aa9450c16d29286dc69b92ea4913c1bffe86488f90184445996ccc03a2f60382",
+                "sha256:f545b22138865bfbcc6b1ffe89ed5a2b8e2dc5d4fe876f2ca60d8e6f702a30f8"
             ],
             "markers": "python_version >= '3.5'",
-            "version": "==5.0.7"
+            "version": "==5.0.8"
         },
         "nest-asyncio": {
             "hashes": [
@@ -368,6 +360,7 @@
                 "sha256:046b92e860914e39612e84fa760fc3f16054d268c11e0e25dcb011fb1bc6a075",
                 "sha256:09d24a80ccb8cbda1af6ed8eb26b005b6743e58e9290566d2a6841f4e31fa8e0",
                 "sha256:0a422fc290d03958899743db091f8154958410fc76ce7ee0ceb66150f72c2c97",
+                "sha256:18189fc59ff5bf46b7ccf5a65c1963326dbfc85a2bc73e9f4a90a40322b992c8",
                 "sha256:276ad604bffd70992a386a84bea34883e696a6b22e7378053e5d3227321d9702",
                 "sha256:296540a065c8c21b26d63e3cea2d1d57902373b16e4256afe46422691903a438",
                 "sha256:29d51279060d0a70f551663bc592418bcad7f4be4eea7b324f6dd81de05cb4c1",
@@ -381,13 +374,16 @@
                 "sha256:73483a2caaa0264ac717af33d6fb3f143d8379e60a422730ee8d010526ce1913",
                 "sha256:8a6ada5a3f719bf46a04ba38595073df8d6b067316c011180102ba2a1925f5b5",
                 "sha256:8b66b94fe6243d2d1d89bca336b2424399aac57932858b9a30309803ffc28112",
+                "sha256:949a219493a861c263b75a16588eadeeeab08f372e25ff4a15a00f73dfe341f4",
                 "sha256:99cc0e339a731c6a34109e5c4072aaa06d8e32c0b93dc2c2d90345dd45fa196c",
                 "sha256:a7e7f930039ee0c4c26e4dfee015f20bd6919cd8b97c9cd7afbde2923a5167b6",
                 "sha256:ab0d01148d13854de716786ca73701012e07dff4dfbbd68c4e06d8888743526e",
+                "sha256:b1dd4cf4c5e09cbeef0aee83f3b8af1e9986c086a8927b261c042655607571e8",
                 "sha256:c1a31cd42905b405530e92bdb70a8a56f048c8a371728b8acf9d746ecd4482c0",
                 "sha256:c20dd60b9428f532bc59f2ef6d3b1029a28fc790d408af82f871a7db03e722ff",
                 "sha256:c36ffe1e5aa35a1af6a96640d723d0d211c5f48841735c2aa8d034204e87eb87",
                 "sha256:c40fbb2b9933369e994b837ee72193d6a4c35dfb9a7c573257ef7ff28961272c",
+                "sha256:c6d653bab76b3925c65d4ac2ddbdffe09710f3f41cc7f177299e8c4498adb04a",
                 "sha256:d46fb17f5693244de83e434648b3dbb4f4b0fec88415d6cbab1c1452b6f2ae17",
                 "sha256:e36f12f503511d72d9bdfae11cadbadca22ff632ff67c1b5459f69756a029c19",
                 "sha256:f1a25a61495b6f7bb986accc5b597a3541d9bd3ef0016f50be16dbb32025b302",
@@ -398,42 +394,42 @@
         },
         "readme-renderer": {
             "hashes": [
-                "sha256:cbe9db71defedd2428a1589cdc545f9bd98e59297449f69d721ef8f1cfced68d",
-                "sha256:cc4957a803106e820d05d14f71033092537a22daa4f406dfbdd61177e0936376"
+                "sha256:3176d93d2c21960fb7f7458073b9f1e5dd14a5af0ec6af4afb957337dbb6a326",
+                "sha256:e6871b10341cdd85ade112fb8503b31301d1ca12c0c3b3e1358855329519968b"
             ],
-            "version": "==26.0"
+            "version": "==27.0"
         },
         "regex": {
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-                "sha256:088afc8c63e7bd187a3c70a94b9e50ab3f17e1d3f52a32750b5b77dbe99ef5ef",
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-                "sha256:3d20024a70b97b4f9546696cbf2fd30bae5f42229fbddf8661261b1eaff0deb7",
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-                "sha256:8d69cef61fa50c8133382e61fd97439de1ae623fe943578e477e76a9d9471637",
-                "sha256:9a02d0ae31d35e1ec12a4ea4d4cca990800f66a917d0fb997b20fbc13f5321fc",
-                "sha256:9bc13e0d20b97ffb07821aa3e113f9998e84994fe4d159ffa3d3a9d1b805043b",
-                "sha256:a6f32aea4260dfe0e55dc9733ea162ea38f0ea86aa7d0f77b15beac5bf7b369d",
-                "sha256:ae91972f8ac958039920ef6e8769277c084971a142ce2b660691793ae44aae6b",
-                "sha256:c570f6fa14b9c4c8a4924aaad354652366577b4f98213cf76305067144f7b100",
-                "sha256:c9443124c67b1515e4fe0bb0aa18df640965e1030f468a2a5dc2589b26d130ad",
-                "sha256:d23a18037313714fb3bb5a94434d3151ee4300bae631894b1ac08111abeaa4a3",
-                "sha256:eaf548d117b6737df379fdd53bdde4f08870e66d7ea653e230477f071f861121",
-                "sha256:ebbe29186a3d9b0c591e71b7393f1ae08c83cb2d8e517d2a822b8f7ec99dfd8b",
-                "sha256:eda4771e0ace7f67f58bc5b560e27fb20f32a148cbc993b0c3835970935c2707",
-                "sha256:f1b3afc574a3db3b25c89161059d857bd4909a1269b0b3cb3c904677c8c4a3f7",
-                "sha256:f2388013e68e750eaa16ccbea62d4130180c26abb1d8e5d584b9baf69672b30f"
-            ],
-            "version": "==2020.9.27"
+                "sha256:02686a2f0b1a4be0facdd0d3ad4dc6c23acaa0f38fb5470d892ae88584ba705c",
+                "sha256:137da580d1e6302484be3ef41d72cf5c3ad22a076070051b7449c0e13ab2c482",
+                "sha256:20cdd7e1736f4f61a5161aa30d05ac108ab8efc3133df5eb70fe1e6a23ea1ca6",
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+                "sha256:26b85672275d8c7a9d4ff93dbc4954f5146efdb2ecec89ad1de49439984dea14",
+                "sha256:2f60ba5c33f00ce9be29a140e6f812e39880df8ba9cb92ad333f0016dbc30306",
+                "sha256:3dd952f3f8dc01b72c0cf05b3631e05c50ac65ddd2afdf26551638e97502107b",
+                "sha256:578ac6379e65eb8e6a85299b306c966c852712c834dc7eef0ba78d07a828f67b",
+                "sha256:5d4a3221f37520bb337b64a0632716e61b26c8ae6aaffceeeb7ad69c009c404b",
+                "sha256:608d6c05452c0e6cc49d4d7407b4767963f19c4d2230fa70b7201732eedc84f2",
+                "sha256:65b6b018b07e9b3b6a05c2c3bb7710ed66132b4df41926c243887c4f1ff303d5",
+                "sha256:698f8a5a2815e1663d9895830a063098ae2f8f2655ae4fdc5dfa2b1f52b90087",
+                "sha256:6c72adb85adecd4522a488a751e465842cdd2a5606b65464b9168bf029a54272",
+                "sha256:6d4cdb6c20e752426b2e569128488c5046fb1b16b1beadaceea9815c36da0847",
+                "sha256:6e9f72e0ee49f7d7be395bfa29e9533f0507a882e1e6bf302c0a204c65b742bf",
+                "sha256:828618f3c3439c5e6ef8621e7c885ca561bbaaba90ddbb6a7dfd9e1ec8341103",
+                "sha256:85b733a1ef2b2e7001aff0e204a842f50ad699c061856a214e48cfb16ace7d0c",
+                "sha256:8958befc139ac4e3f16d44ec386c490ea2121ed8322f4956f83dd9cad8e9b922",
+                "sha256:a51e51eecdac39a50ede4aeed86dbef4776e3b73347d31d6ad0bc9648ba36049",
+                "sha256:aeac7c9397480450016bc4a840eefbfa8ca68afc1e90648aa6efbfe699e5d3bb",
+                "sha256:aef23aed9d4017cc74d37f703d57ce254efb4c8a6a01905f40f539220348abf9",
+                "sha256:af1f5e997dd1ee71fb6eb4a0fb6921bf7a778f4b62f1f7ef0d7445ecce9155d6",
+                "sha256:b5eeaf4b5ef38fab225429478caf71f44d4a0b44d39a1aa4d4422cda23a9821b",
+                "sha256:d25f5cca0f3af6d425c9496953445bf5b288bb5b71afc2b8308ad194b714c159",
+                "sha256:d81be22d5d462b96a2aa5c512f741255ba182995efb0114e5a946fe254148df1",
+                "sha256:e935a166a5f4c02afe3f7e4ce92ce5a786f75c6caa0c4ce09c922541d74b77e8",
+                "sha256:ef3a55b16c6450574734db92e0a3aca283290889934a23f7498eaf417e3af9f0"
+            ],
+            "version": "==2020.10.15"
         },
         "requests": {
             "hashes": [
@@ -489,19 +485,19 @@
         },
         "tqdm": {
             "hashes": [
-                "sha256:5313148c57fcca7df562187903cf9cfa30fe1df2fe0641ea6ddb8ef9e841a137",
-                "sha256:b04bbbc52a7f1e3665eaa310f34c6ebbdf058bd3f6251fd64c6ab831817121ea"
+                "sha256:43ca183da3367578ebf2f1c2e3111d51ea161ed1dc4e6345b86e27c2a93beff7",
+                "sha256:69dfa6714dee976e2425a9aab84b622675b7b1742873041e3db8a8e86132a4af"
             ],
             "markers": "python_version >= '2.6' and python_version not in '3.0, 3.1, 3.2, 3.3'",
-            "version": "==4.50.1"
+            "version": "==4.50.2"
         },
         "traitlets": {
             "hashes": [
-                "sha256:86c9351f94f95de9db8a04ad8e892da299a088a64fd283f9f6f18770ae5eae1b",
-                "sha256:9664ec0c526e48e7b47b7d14cd6b252efa03e0129011de0a9c1d70315d4309c3"
+                "sha256:178f4ce988f69189f7e523337a3e11d91c786ded9360174a3d9ca83e79bc5396",
+                "sha256:69ff3f9d5351f31a7ad80443c2674b7099df13cc41fc5fa6e2f6d3b0330b0426"
             ],
             "markers": "python_version >= '3.7'",
-            "version": "==5.0.4"
+            "version": "==5.0.5"
         },
         "twine": {
             "hashes": [
@@ -513,11 +509,11 @@
         },
         "urllib3": {
             "hashes": [
-                "sha256:91056c15fa70756691db97756772bb1eb9678fa585d9184f24534b100dc60f4a",
-                "sha256:e7983572181f5e1522d9c98453462384ee92a0be7fac5f1413a1e35c56cc0461"
+                "sha256:8d7eaa5a82a1cac232164990f04874c594c9453ec55eef02eab885aa02fc17a2",
+                "sha256:f5321fbe4bf3fefa0efd0bfe7fb14e90909eb62a48ccda331726b4319897dd5e"
             ],
             "markers": "python_version >= '2.7' and python_version not in '3.0, 3.1, 3.2, 3.3, 3.4' and python_version < '4'",
-            "version": "==1.25.10"
+            "version": "==1.25.11"
         },
         "webencodings": {
             "hashes": [
@@ -525,14 +521,6 @@
                 "sha256:b36a1c245f2d304965eb4e0a82848379241dc04b865afcc4aab16748587e1923"
             ],
             "version": "==0.5.1"
-        },
-        "zipp": {
-            "hashes": [
-                "sha256:64ad89efee774d1897a58607895d80789c59778ea02185dd846ac38394a8642b",
-                "sha256:eed8ec0b8d1416b2ca33516a37a08892442f3954dee131e92cfd92d8fe3e7066"
-            ],
-            "markers": "python_version >= '3.6'",
-            "version": "==3.3.0"
         }
     },
     "develop": {
@@ -544,20 +532,12 @@
             "markers": "python_version >= '2.7' and python_version not in '3.0, 3.1, 3.2, 3.3'",
             "version": "==20.2.0"
         },
-        "importlib-metadata": {
-            "hashes": [
-                "sha256:77a540690e24b0305878c37ffd421785a6f7e53c8b5720d211b211de8d0e95da",
-                "sha256:cefa1a2f919b866c5beb7c9f7b0ebb4061f30a8a9bf16d609b000e2dfaceb9c3"
-            ],
-            "markers": "python_version < '3.8'",
-            "version": "==2.0.0"
-        },
         "iniconfig": {
             "hashes": [
-                "sha256:80cf40c597eb564e86346103f609d74efce0f6b4d4f30ec8ce9e2c26411ba437",
-                "sha256:e5f92f89355a67de0595932a6c6c02ab4afddc6fcdc0bfc5becd0d60884d3f69"
+                "sha256:011e24c64b7f47f6ebd835bb12a743f2fbe9a26d4cecaa7f53bc4f35ee9da8b3",
+                "sha256:bc3af051d7d14b2ee5ef9969666def0cd1a000e121eaea580d4a313df4b37f32"
             ],
-            "version": "==1.0.1"
+            "version": "==1.1.1"
         },
         "packaging": {
             "hashes": [
@@ -613,14 +593,6 @@
                 "sha256:bda89d5935c2eac546d648028b9901107a595863cb36bae0c73ac804a9b4ce88"
             ],
             "version": "==0.10.1"
-        },
-        "zipp": {
-            "hashes": [
-                "sha256:64ad89efee774d1897a58607895d80789c59778ea02185dd846ac38394a8642b",
-                "sha256:eed8ec0b8d1416b2ca33516a37a08892442f3954dee131e92cfd92d8fe3e7066"
-            ],
-            "markers": "python_version >= '3.6'",
-            "version": "==3.3.0"
         }
     }
 }
diff --git a/examples/binder_logo/Pipfile.lock b/examples/binder_logo/Pipfile.lock
index 886ac379..a47ba044 100644
--- a/examples/binder_logo/Pipfile.lock
+++ b/examples/binder_logo/Pipfile.lock
@@ -321,11 +321,11 @@
         },
         "markdown": {
             "hashes": [
-                "sha256:4f4172a4e989b97f96860fa434b89895069c576e2b537c4b4eed265266a7affc",
-                "sha256:fbb1ba54ca41e8991dc5a561d9c6f752f5e4546f8750e56413ea50f2385761d3"
+                "sha256:4b71fbd2db30c1dfb400f22b25f41cb823fc1db0aa8b7b67d120644f92cc1011",
+                "sha256:77b7bff443b1f97b4814fa438c181fd5882e31edb01b422856b3feca91475f3e"
             ],
             "markers": "python_version >= '3.6'",
-            "version": "==3.3"
+            "version": "==3.3.2"
         },
         "markupsafe": {
             "hashes": [
@@ -407,11 +407,11 @@
         },
         "mkdocs-material": {
             "hashes": [
-                "sha256:1adcb2d1b76b200e26c54b68784a0b3c4cf9bf21efe1c43edf5c59e514b30ef6",
-                "sha256:67334845400089e87370661bd0b885ba0cc995920ef1d11259d72300a6b9893f"
+                "sha256:81095982fc4d634ee4b16abb91fa7b2e1f50ab7e39df67aafa8f5d4fd7b28e24",
+                "sha256:a4bfd736898e6bfeb2c0d00ab448f464a389fb6a7dd2a30a90343756fd8aec83"
             ],
             "index": "pypi",
-            "version": "==6.0.2"
+            "version": "==6.1.0"
         },
         "mkdocs-material-extensions": {
             "hashes": [
@@ -427,11 +427,11 @@
         },
         "nbclient": {
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@@ -443,11 +443,11 @@
         },
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@@ -567,37 +567,38 @@
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@@ -608,11 +609,11 @@
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@@ -698,6 +699,7 @@
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@@ -711,13 +713,16 @@
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@@ -728,35 +733,35 @@
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+            "version": "==2020.10.15"
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@@ -821,19 +826,19 @@
         },
         "tqdm": {
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-            "version": "==4.50.1"
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             "markers": "python_version >= '3.7'",
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+            "version": "==5.0.5"
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         "wcwidth": {
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@@ -858,11 +863,11 @@
         },
         "zipp": {
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+                "sha256:c1532a8030c32fd52ff6a288d855fe7adef5823ba1d26a29a68fd6314aa72baa"
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             "markers": "python_version >= '3.6'",
-            "version": "==3.3.0"
+            "version": "==3.3.1"
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     "develop": {}
diff --git a/examples/cell_tag_remove/Pipfile.lock b/examples/cell_tag_remove/Pipfile.lock
index 886ac379..a47ba044 100644
--- a/examples/cell_tag_remove/Pipfile.lock
+++ b/examples/cell_tag_remove/Pipfile.lock
@@ -321,11 +321,11 @@
         },
         "markdown": {
             "hashes": [
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-                "sha256:fbb1ba54ca41e8991dc5a561d9c6f752f5e4546f8750e56413ea50f2385761d3"
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             "markers": "python_version >= '3.6'",
-            "version": "==3.3"
+            "version": "==3.3.2"
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         "markupsafe": {
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@@ -407,11 +407,11 @@
         },
         "mkdocs-material": {
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-            "version": "==6.0.2"
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@@ -427,11 +427,11 @@
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-            "version": "==0.5.0"
+            "version": "==0.5.1"
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         "nbconvert": {
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@@ -443,11 +443,11 @@
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@@ -567,37 +567,38 @@
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@@ -608,11 +609,11 @@
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@@ -698,6 +699,7 @@
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@@ -711,13 +713,16 @@
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@@ -728,35 +733,35 @@
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+                "sha256:d25f5cca0f3af6d425c9496953445bf5b288bb5b71afc2b8308ad194b714c159",
+                "sha256:d81be22d5d462b96a2aa5c512f741255ba182995efb0114e5a946fe254148df1",
+                "sha256:e935a166a5f4c02afe3f7e4ce92ce5a786f75c6caa0c4ce09c922541d74b77e8",
+                "sha256:ef3a55b16c6450574734db92e0a3aca283290889934a23f7498eaf417e3af9f0"
+            ],
+            "version": "==2020.10.15"
         },
         "send2trash": {
             "hashes": [
@@ -821,19 +826,19 @@
         },
         "tqdm": {
             "hashes": [
-                "sha256:5313148c57fcca7df562187903cf9cfa30fe1df2fe0641ea6ddb8ef9e841a137",
-                "sha256:b04bbbc52a7f1e3665eaa310f34c6ebbdf058bd3f6251fd64c6ab831817121ea"
+                "sha256:43ca183da3367578ebf2f1c2e3111d51ea161ed1dc4e6345b86e27c2a93beff7",
+                "sha256:69dfa6714dee976e2425a9aab84b622675b7b1742873041e3db8a8e86132a4af"
             ],
             "index": "pypi",
-            "version": "==4.50.1"
+            "version": "==4.50.2"
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         "traitlets": {
             "hashes": [
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-                "sha256:9664ec0c526e48e7b47b7d14cd6b252efa03e0129011de0a9c1d70315d4309c3"
+                "sha256:178f4ce988f69189f7e523337a3e11d91c786ded9360174a3d9ca83e79bc5396",
+                "sha256:69ff3f9d5351f31a7ad80443c2674b7099df13cc41fc5fa6e2f6d3b0330b0426"
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             "markers": "python_version >= '3.7'",
-            "version": "==5.0.4"
+            "version": "==5.0.5"
         },
         "wcwidth": {
             "hashes": [
@@ -858,11 +863,11 @@
         },
         "zipp": {
             "hashes": [
-                "sha256:64ad89efee774d1897a58607895d80789c59778ea02185dd846ac38394a8642b",
-                "sha256:eed8ec0b8d1416b2ca33516a37a08892442f3954dee131e92cfd92d8fe3e7066"
+                "sha256:16522f69653f0d67be90e8baa4a46d66389145b734345d68a257da53df670903",
+                "sha256:c1532a8030c32fd52ff6a288d855fe7adef5823ba1d26a29a68fd6314aa72baa"
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             "markers": "python_version >= '3.6'",
-            "version": "==3.3.0"
+            "version": "==3.3.1"
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     "develop": {}
diff --git a/examples/execute_with_preamble/Pipfile.lock b/examples/execute_with_preamble/Pipfile.lock
index 886ac379..a47ba044 100644
--- a/examples/execute_with_preamble/Pipfile.lock
+++ b/examples/execute_with_preamble/Pipfile.lock
@@ -321,11 +321,11 @@
         },
         "markdown": {
             "hashes": [
-                "sha256:4f4172a4e989b97f96860fa434b89895069c576e2b537c4b4eed265266a7affc",
-                "sha256:fbb1ba54ca41e8991dc5a561d9c6f752f5e4546f8750e56413ea50f2385761d3"
+                "sha256:4b71fbd2db30c1dfb400f22b25f41cb823fc1db0aa8b7b67d120644f92cc1011",
+                "sha256:77b7bff443b1f97b4814fa438c181fd5882e31edb01b422856b3feca91475f3e"
             ],
             "markers": "python_version >= '3.6'",
-            "version": "==3.3"
+            "version": "==3.3.2"
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         "markupsafe": {
             "hashes": [
@@ -407,11 +407,11 @@
         },
         "mkdocs-material": {
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-                "sha256:1adcb2d1b76b200e26c54b68784a0b3c4cf9bf21efe1c43edf5c59e514b30ef6",
-                "sha256:67334845400089e87370661bd0b885ba0cc995920ef1d11259d72300a6b9893f"
+                "sha256:81095982fc4d634ee4b16abb91fa7b2e1f50ab7e39df67aafa8f5d4fd7b28e24",
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-            "version": "==6.0.2"
+            "version": "==6.1.0"
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@@ -427,11 +427,11 @@
         },
         "nbclient": {
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-                "sha256:8ad52d27ba144fca1402db014857e53c5a864a2f407be66ca9d74c3a56d6591d"
+                "sha256:01e2d726d16eaf2cde6db74a87e2451453547e8832d142f73f72fddcd4fe0250",
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             "markers": "python_version >= '3.6'",
-            "version": "==0.5.0"
+            "version": "==0.5.1"
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         "nbconvert": {
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@@ -443,11 +443,11 @@
         },
         "nbformat": {
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-                "sha256:54d4d6354835a936bad7e8182dcd003ca3dc0cedfee5a306090e04854343b340",
-                "sha256:ea55c9b817855e2dfcd3f66d74857342612a60b1f09653440f4a5845e6e3523f"
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-            "version": "==5.0.7"
+            "version": "==5.0.8"
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         "nest-asyncio": {
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@@ -567,37 +567,38 @@
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         "pillow": {
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-            "markers": "python_version >= '3.5'",
-            "version": "==7.2.0"
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+            "version": "==8.0.0"
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         "prometheus-client": {
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@@ -608,11 +609,11 @@
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             "markers": "python_full_version >= '3.6.1'",
-            "version": "==3.0.7"
+            "version": "==3.0.8"
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@@ -698,6 +699,7 @@
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@@ -711,13 +713,16 @@
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@@ -728,35 +733,35 @@
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+                "sha256:25991861c6fef1e5fd0a01283cf5658c5e7f7aa644128e85243bc75304e91530",
+                "sha256:26b85672275d8c7a9d4ff93dbc4954f5146efdb2ecec89ad1de49439984dea14",
+                "sha256:2f60ba5c33f00ce9be29a140e6f812e39880df8ba9cb92ad333f0016dbc30306",
+                "sha256:3dd952f3f8dc01b72c0cf05b3631e05c50ac65ddd2afdf26551638e97502107b",
+                "sha256:578ac6379e65eb8e6a85299b306c966c852712c834dc7eef0ba78d07a828f67b",
+                "sha256:5d4a3221f37520bb337b64a0632716e61b26c8ae6aaffceeeb7ad69c009c404b",
+                "sha256:608d6c05452c0e6cc49d4d7407b4767963f19c4d2230fa70b7201732eedc84f2",
+                "sha256:65b6b018b07e9b3b6a05c2c3bb7710ed66132b4df41926c243887c4f1ff303d5",
+                "sha256:698f8a5a2815e1663d9895830a063098ae2f8f2655ae4fdc5dfa2b1f52b90087",
+                "sha256:6c72adb85adecd4522a488a751e465842cdd2a5606b65464b9168bf029a54272",
+                "sha256:6d4cdb6c20e752426b2e569128488c5046fb1b16b1beadaceea9815c36da0847",
+                "sha256:6e9f72e0ee49f7d7be395bfa29e9533f0507a882e1e6bf302c0a204c65b742bf",
+                "sha256:828618f3c3439c5e6ef8621e7c885ca561bbaaba90ddbb6a7dfd9e1ec8341103",
+                "sha256:85b733a1ef2b2e7001aff0e204a842f50ad699c061856a214e48cfb16ace7d0c",
+                "sha256:8958befc139ac4e3f16d44ec386c490ea2121ed8322f4956f83dd9cad8e9b922",
+                "sha256:a51e51eecdac39a50ede4aeed86dbef4776e3b73347d31d6ad0bc9648ba36049",
+                "sha256:aeac7c9397480450016bc4a840eefbfa8ca68afc1e90648aa6efbfe699e5d3bb",
+                "sha256:aef23aed9d4017cc74d37f703d57ce254efb4c8a6a01905f40f539220348abf9",
+                "sha256:af1f5e997dd1ee71fb6eb4a0fb6921bf7a778f4b62f1f7ef0d7445ecce9155d6",
+                "sha256:b5eeaf4b5ef38fab225429478caf71f44d4a0b44d39a1aa4d4422cda23a9821b",
+                "sha256:d25f5cca0f3af6d425c9496953445bf5b288bb5b71afc2b8308ad194b714c159",
+                "sha256:d81be22d5d462b96a2aa5c512f741255ba182995efb0114e5a946fe254148df1",
+                "sha256:e935a166a5f4c02afe3f7e4ce92ce5a786f75c6caa0c4ce09c922541d74b77e8",
+                "sha256:ef3a55b16c6450574734db92e0a3aca283290889934a23f7498eaf417e3af9f0"
+            ],
+            "version": "==2020.10.15"
         },
         "send2trash": {
             "hashes": [
@@ -821,19 +826,19 @@
         },
         "tqdm": {
             "hashes": [
-                "sha256:5313148c57fcca7df562187903cf9cfa30fe1df2fe0641ea6ddb8ef9e841a137",
-                "sha256:b04bbbc52a7f1e3665eaa310f34c6ebbdf058bd3f6251fd64c6ab831817121ea"
+                "sha256:43ca183da3367578ebf2f1c2e3111d51ea161ed1dc4e6345b86e27c2a93beff7",
+                "sha256:69dfa6714dee976e2425a9aab84b622675b7b1742873041e3db8a8e86132a4af"
             ],
             "index": "pypi",
-            "version": "==4.50.1"
+            "version": "==4.50.2"
         },
         "traitlets": {
             "hashes": [
-                "sha256:86c9351f94f95de9db8a04ad8e892da299a088a64fd283f9f6f18770ae5eae1b",
-                "sha256:9664ec0c526e48e7b47b7d14cd6b252efa03e0129011de0a9c1d70315d4309c3"
+                "sha256:178f4ce988f69189f7e523337a3e11d91c786ded9360174a3d9ca83e79bc5396",
+                "sha256:69ff3f9d5351f31a7ad80443c2674b7099df13cc41fc5fa6e2f6d3b0330b0426"
             ],
             "markers": "python_version >= '3.7'",
-            "version": "==5.0.4"
+            "version": "==5.0.5"
         },
         "wcwidth": {
             "hashes": [
@@ -858,11 +863,11 @@
         },
         "zipp": {
             "hashes": [
-                "sha256:64ad89efee774d1897a58607895d80789c59778ea02185dd846ac38394a8642b",
-                "sha256:eed8ec0b8d1416b2ca33516a37a08892442f3954dee131e92cfd92d8fe3e7066"
+                "sha256:16522f69653f0d67be90e8baa4a46d66389145b734345d68a257da53df670903",
+                "sha256:c1532a8030c32fd52ff6a288d855fe7adef5823ba1d26a29a68fd6314aa72baa"
             ],
             "markers": "python_version >= '3.6'",
-            "version": "==3.3.0"
+            "version": "==3.3.1"
         }
     },
     "develop": {}
diff --git a/examples/no_code/Pipfile.lock b/examples/no_code/Pipfile.lock
index 886ac379..a47ba044 100644
--- a/examples/no_code/Pipfile.lock
+++ b/examples/no_code/Pipfile.lock
@@ -321,11 +321,11 @@
         },
         "markdown": {
             "hashes": [
-                "sha256:4f4172a4e989b97f96860fa434b89895069c576e2b537c4b4eed265266a7affc",
-                "sha256:fbb1ba54ca41e8991dc5a561d9c6f752f5e4546f8750e56413ea50f2385761d3"
+                "sha256:4b71fbd2db30c1dfb400f22b25f41cb823fc1db0aa8b7b67d120644f92cc1011",
+                "sha256:77b7bff443b1f97b4814fa438c181fd5882e31edb01b422856b3feca91475f3e"
             ],
             "markers": "python_version >= '3.6'",
-            "version": "==3.3"
+            "version": "==3.3.2"
         },
         "markupsafe": {
             "hashes": [
@@ -407,11 +407,11 @@
         },
         "mkdocs-material": {
             "hashes": [
-                "sha256:1adcb2d1b76b200e26c54b68784a0b3c4cf9bf21efe1c43edf5c59e514b30ef6",
-                "sha256:67334845400089e87370661bd0b885ba0cc995920ef1d11259d72300a6b9893f"
+                "sha256:81095982fc4d634ee4b16abb91fa7b2e1f50ab7e39df67aafa8f5d4fd7b28e24",
+                "sha256:a4bfd736898e6bfeb2c0d00ab448f464a389fb6a7dd2a30a90343756fd8aec83"
             ],
             "index": "pypi",
-            "version": "==6.0.2"
+            "version": "==6.1.0"
         },
         "mkdocs-material-extensions": {
             "hashes": [
@@ -427,11 +427,11 @@
         },
         "nbclient": {
             "hashes": [
-                "sha256:8a6e27ff581cee50895f44c41936ce02369674e85e2ad58643d8d4a6c36771b0",
-                "sha256:8ad52d27ba144fca1402db014857e53c5a864a2f407be66ca9d74c3a56d6591d"
+                "sha256:01e2d726d16eaf2cde6db74a87e2451453547e8832d142f73f72fddcd4fe0250",
+                "sha256:4d6b116187c795c99b9dba13d46e764d596574b14c296d60670c8dfe454db364"
             ],
             "markers": "python_version >= '3.6'",
-            "version": "==0.5.0"
+            "version": "==0.5.1"
         },
         "nbconvert": {
             "hashes": [
@@ -443,11 +443,11 @@
         },
         "nbformat": {
             "hashes": [
-                "sha256:54d4d6354835a936bad7e8182dcd003ca3dc0cedfee5a306090e04854343b340",
-                "sha256:ea55c9b817855e2dfcd3f66d74857342612a60b1f09653440f4a5845e6e3523f"
+                "sha256:aa9450c16d29286dc69b92ea4913c1bffe86488f90184445996ccc03a2f60382",
+                "sha256:f545b22138865bfbcc6b1ffe89ed5a2b8e2dc5d4fe876f2ca60d8e6f702a30f8"
             ],
             "markers": "python_version >= '3.5'",
-            "version": "==5.0.7"
+            "version": "==5.0.8"
         },
         "nest-asyncio": {
             "hashes": [
@@ -567,37 +567,38 @@
         },
         "pillow": {
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-                "sha256:0295442429645fa16d05bd567ef5cff178482439c9aad0411d3f0ce9b88b3a6f",
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+                "sha256:f5270369c799b4405ed47d45c88c09fbd7942fc9fb9891c0dabf0b8c751b625d"
             ],
-            "markers": "python_version >= '3.5'",
-            "version": "==7.2.0"
+            "markers": "python_version >= '3.6'",
+            "version": "==8.0.0"
         },
         "prometheus-client": {
             "hashes": [
@@ -608,11 +609,11 @@
         },
         "prompt-toolkit": {
             "hashes": [
-                "sha256:822f4605f28f7d2ba6b0b09a31e25e140871e96364d1d377667b547bb3bf4489",
-                "sha256:83074ee28ad4ba6af190593d4d4c607ff525272a504eb159199b6dd9f950c950"
+                "sha256:25c95d2ac813909f813c93fde734b6e44406d1477a9faef7c915ff37d39c0a8c",
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             ],
             "markers": "python_full_version >= '3.6.1'",
-            "version": "==3.0.7"
+            "version": "==3.0.8"
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         "ptyprocess": {
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@@ -698,6 +699,7 @@
                 "sha256:046b92e860914e39612e84fa760fc3f16054d268c11e0e25dcb011fb1bc6a075",
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                 "sha256:0a422fc290d03958899743db091f8154958410fc76ce7ee0ceb66150f72c2c97",
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@@ -711,13 +713,16 @@
                 "sha256:73483a2caaa0264ac717af33d6fb3f143d8379e60a422730ee8d010526ce1913",
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                 "sha256:ab0d01148d13854de716786ca73701012e07dff4dfbbd68c4e06d8888743526e",
+                "sha256:b1dd4cf4c5e09cbeef0aee83f3b8af1e9986c086a8927b261c042655607571e8",
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                 "sha256:c40fbb2b9933369e994b837ee72193d6a4c35dfb9a7c573257ef7ff28961272c",
+                "sha256:c6d653bab76b3925c65d4ac2ddbdffe09710f3f41cc7f177299e8c4498adb04a",
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                 "sha256:f1a25a61495b6f7bb986accc5b597a3541d9bd3ef0016f50be16dbb32025b302",
@@ -728,35 +733,35 @@
         },
         "regex": {
             "hashes": [
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-                "sha256:5f18875ac23d9aa2f060838e8b79093e8bb2313dbaaa9f54c6d8e52a5df097be",
-                "sha256:60b0e9e6dc45683e569ec37c55ac20c582973841927a85f2d8a7d20ee80216ab",
-                "sha256:816064fc915796ea1f26966163f6845de5af78923dfcecf6551e095f00983650",
-                "sha256:84cada8effefe9a9f53f9b0d2ba9b7b6f5edf8d2155f9fdbe34616e06ececf81",
-                "sha256:84e9407db1b2eb368b7ecc283121b5e592c9aaedbe8c78b1a2f1102eb2e21d19",
-                "sha256:8d69cef61fa50c8133382e61fd97439de1ae623fe943578e477e76a9d9471637",
-                "sha256:9a02d0ae31d35e1ec12a4ea4d4cca990800f66a917d0fb997b20fbc13f5321fc",
-                "sha256:9bc13e0d20b97ffb07821aa3e113f9998e84994fe4d159ffa3d3a9d1b805043b",
-                "sha256:a6f32aea4260dfe0e55dc9733ea162ea38f0ea86aa7d0f77b15beac5bf7b369d",
-                "sha256:ae91972f8ac958039920ef6e8769277c084971a142ce2b660691793ae44aae6b",
-                "sha256:c570f6fa14b9c4c8a4924aaad354652366577b4f98213cf76305067144f7b100",
-                "sha256:c9443124c67b1515e4fe0bb0aa18df640965e1030f468a2a5dc2589b26d130ad",
-                "sha256:d23a18037313714fb3bb5a94434d3151ee4300bae631894b1ac08111abeaa4a3",
-                "sha256:eaf548d117b6737df379fdd53bdde4f08870e66d7ea653e230477f071f861121",
-                "sha256:ebbe29186a3d9b0c591e71b7393f1ae08c83cb2d8e517d2a822b8f7ec99dfd8b",
-                "sha256:eda4771e0ace7f67f58bc5b560e27fb20f32a148cbc993b0c3835970935c2707",
-                "sha256:f1b3afc574a3db3b25c89161059d857bd4909a1269b0b3cb3c904677c8c4a3f7",
-                "sha256:f2388013e68e750eaa16ccbea62d4130180c26abb1d8e5d584b9baf69672b30f"
-            ],
-            "version": "==2020.9.27"
+                "sha256:02686a2f0b1a4be0facdd0d3ad4dc6c23acaa0f38fb5470d892ae88584ba705c",
+                "sha256:137da580d1e6302484be3ef41d72cf5c3ad22a076070051b7449c0e13ab2c482",
+                "sha256:20cdd7e1736f4f61a5161aa30d05ac108ab8efc3133df5eb70fe1e6a23ea1ca6",
+                "sha256:25991861c6fef1e5fd0a01283cf5658c5e7f7aa644128e85243bc75304e91530",
+                "sha256:26b85672275d8c7a9d4ff93dbc4954f5146efdb2ecec89ad1de49439984dea14",
+                "sha256:2f60ba5c33f00ce9be29a140e6f812e39880df8ba9cb92ad333f0016dbc30306",
+                "sha256:3dd952f3f8dc01b72c0cf05b3631e05c50ac65ddd2afdf26551638e97502107b",
+                "sha256:578ac6379e65eb8e6a85299b306c966c852712c834dc7eef0ba78d07a828f67b",
+                "sha256:5d4a3221f37520bb337b64a0632716e61b26c8ae6aaffceeeb7ad69c009c404b",
+                "sha256:608d6c05452c0e6cc49d4d7407b4767963f19c4d2230fa70b7201732eedc84f2",
+                "sha256:65b6b018b07e9b3b6a05c2c3bb7710ed66132b4df41926c243887c4f1ff303d5",
+                "sha256:698f8a5a2815e1663d9895830a063098ae2f8f2655ae4fdc5dfa2b1f52b90087",
+                "sha256:6c72adb85adecd4522a488a751e465842cdd2a5606b65464b9168bf029a54272",
+                "sha256:6d4cdb6c20e752426b2e569128488c5046fb1b16b1beadaceea9815c36da0847",
+                "sha256:6e9f72e0ee49f7d7be395bfa29e9533f0507a882e1e6bf302c0a204c65b742bf",
+                "sha256:828618f3c3439c5e6ef8621e7c885ca561bbaaba90ddbb6a7dfd9e1ec8341103",
+                "sha256:85b733a1ef2b2e7001aff0e204a842f50ad699c061856a214e48cfb16ace7d0c",
+                "sha256:8958befc139ac4e3f16d44ec386c490ea2121ed8322f4956f83dd9cad8e9b922",
+                "sha256:a51e51eecdac39a50ede4aeed86dbef4776e3b73347d31d6ad0bc9648ba36049",
+                "sha256:aeac7c9397480450016bc4a840eefbfa8ca68afc1e90648aa6efbfe699e5d3bb",
+                "sha256:aef23aed9d4017cc74d37f703d57ce254efb4c8a6a01905f40f539220348abf9",
+                "sha256:af1f5e997dd1ee71fb6eb4a0fb6921bf7a778f4b62f1f7ef0d7445ecce9155d6",
+                "sha256:b5eeaf4b5ef38fab225429478caf71f44d4a0b44d39a1aa4d4422cda23a9821b",
+                "sha256:d25f5cca0f3af6d425c9496953445bf5b288bb5b71afc2b8308ad194b714c159",
+                "sha256:d81be22d5d462b96a2aa5c512f741255ba182995efb0114e5a946fe254148df1",
+                "sha256:e935a166a5f4c02afe3f7e4ce92ce5a786f75c6caa0c4ce09c922541d74b77e8",
+                "sha256:ef3a55b16c6450574734db92e0a3aca283290889934a23f7498eaf417e3af9f0"
+            ],
+            "version": "==2020.10.15"
         },
         "send2trash": {
             "hashes": [
@@ -821,19 +826,19 @@
         },
         "tqdm": {
             "hashes": [
-                "sha256:5313148c57fcca7df562187903cf9cfa30fe1df2fe0641ea6ddb8ef9e841a137",
-                "sha256:b04bbbc52a7f1e3665eaa310f34c6ebbdf058bd3f6251fd64c6ab831817121ea"
+                "sha256:43ca183da3367578ebf2f1c2e3111d51ea161ed1dc4e6345b86e27c2a93beff7",
+                "sha256:69dfa6714dee976e2425a9aab84b622675b7b1742873041e3db8a8e86132a4af"
             ],
             "index": "pypi",
-            "version": "==4.50.1"
+            "version": "==4.50.2"
         },
         "traitlets": {
             "hashes": [
-                "sha256:86c9351f94f95de9db8a04ad8e892da299a088a64fd283f9f6f18770ae5eae1b",
-                "sha256:9664ec0c526e48e7b47b7d14cd6b252efa03e0129011de0a9c1d70315d4309c3"
+                "sha256:178f4ce988f69189f7e523337a3e11d91c786ded9360174a3d9ca83e79bc5396",
+                "sha256:69ff3f9d5351f31a7ad80443c2674b7099df13cc41fc5fa6e2f6d3b0330b0426"
             ],
             "markers": "python_version >= '3.7'",
-            "version": "==5.0.4"
+            "version": "==5.0.5"
         },
         "wcwidth": {
             "hashes": [
@@ -858,11 +863,11 @@
         },
         "zipp": {
             "hashes": [
-                "sha256:64ad89efee774d1897a58607895d80789c59778ea02185dd846ac38394a8642b",
-                "sha256:eed8ec0b8d1416b2ca33516a37a08892442f3954dee131e92cfd92d8fe3e7066"
+                "sha256:16522f69653f0d67be90e8baa4a46d66389145b734345d68a257da53df670903",
+                "sha256:c1532a8030c32fd52ff6a288d855fe7adef5823ba1d26a29a68fd6314aa72baa"
             ],
             "markers": "python_version >= '3.6'",
-            "version": "==3.3.0"
+            "version": "==3.3.1"
         }
     },
     "develop": {}
diff --git a/setup.py b/setup.py
index c7fed892..a54b0dfd 100644
--- a/setup.py
+++ b/setup.py
@@ -43,7 +43,7 @@
     install_requires=[
         "nbconvert>=6.0.0",
         "mkdocs>=1.1",
-        "markdown>=3.3",
+        "markdown>=3.3.2",
         "jupyter_client",
         "gitpython",
     ],