diff --git a/Pipfile.lock b/Pipfile.lock
index b91838a..44c2ebd 100644
--- a/Pipfile.lock
+++ b/Pipfile.lock
@@ -3,19 +3,6 @@
         "hash": {
             "sha256": "a63b6c0a3b811d759b39d6e53d2a2ad09bd377f82ab6e66c26f6a9e96281bdc3"
         },
-        "host-environment-markers": {
-            "implementation_name": "cpython",
-            "implementation_version": "3.6.1",
-            "os_name": "posix",
-            "platform_machine": "x86_64",
-            "platform_python_implementation": "CPython",
-            "platform_release": "17.4.0",
-            "platform_system": "Darwin",
-            "platform_version": "Darwin Kernel Version 17.4.0: Sun Dec 17 09:19:54 PST 2017; root:xnu-4570.41.2~1/RELEASE_X86_64",
-            "python_full_version": "3.6.1",
-            "python_version": "3.6",
-            "sys_platform": "darwin"
-        },
         "pipfile-spec": 6,
         "requires": {
             "python_version": "3.6.4"
@@ -31,110 +18,123 @@
     "default": {
         "bcrypt": {
             "hashes": [
-                "sha256:f9210820ee4818d84658ed7df16a7f30c9fba7d8b139959950acef91745cc0f7",
-                "sha256:b1e8491c6740f21b37cca77bc64677696a3fb9f32360794d57fa8477b7329eda",
-                "sha256:9eced8962ce3b7124fe20fd358cf8c7470706437fa064b9874f849ad4c5866fc",
-                "sha256:346d6f84ff0b493dbc90c6b77136df83e81f903f0b95525ee80e5e6d5e4eef84",
+                "sha256:01477981abf74e306e8ee31629a940a5e9138de000c6b0898f7f850461c4a0a5",
+                "sha256:054d6e0acaea429e6da3613fcd12d05ee29a531794d96f6ab959f29a39f33391",
+                "sha256:0872eeecdf9a429c1420158500eedb323a132bc5bf3339475151c52414729e70",
+                "sha256:09a3b8c258b815eadb611bad04ca15ec77d86aa9ce56070e1af0d5932f17642a",
                 "sha256:0f317e4ffbdd15c3c0f8ab5fbd86aa9aabc7bea18b5cc5951b456fe39e9f738c",
-                "sha256:f7fd3ed3745fe6e81e28dc3b3d76cce31525a91f32a387e1febd6b982caf8cdb",
-                "sha256:3b4c23300c4eded8895442c003ae9b14328ae69309ac5867e7530de8bdd7875d",
-                "sha256:34dd60b90b0f6de94a89e71fcd19913a30e83091c8468d0923a93a0cccbfbbff",
                 "sha256:2788c32673a2ad0062bea850ab73cffc0dba874db10d7a3682b6f2f280553f20",
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-                "sha256:f2fe545d27a619a552396533cddf70d83cecd880a611cdfdbb87ca6aec52f66b",
-                "sha256:e22f0997622e1ceec834fd25947dc2ee2962c2133ea693d61805bc867abaf7ea",
-                "sha256:c906bdb482162e9ef48eea9f8c0d967acceb5c84f2d25574c7d2a58d04861df1",
-                "sha256:43d1960e7db14042319c46925892d5fa99b08ff21d57482e6f5328a1aca03588",
                 "sha256:321d4d48be25b8d77594d8324c0585c80ae91ac214f62db9098734e5e7fb280f",
-                "sha256:ae35dbcb6b011af6c840893b32399252d81ff57d52c13e12422e16b5fea1d0fb",
-                "sha256:09a3b8c258b815eadb611bad04ca15ec77d86aa9ce56070e1af0d5932f17642a",
-                "sha256:988cac675e25133d01a78f2286189c1f01974470817a33eaf4cfee573cfb72a5",
-                "sha256:cb18ffdc861dbb244f14be32c47ab69604d0aca415bee53485fcea4f8e93d5ef",
+                "sha256:346d6f84ff0b493dbc90c6b77136df83e81f903f0b95525ee80e5e6d5e4eef84",
+                "sha256:34dd60b90b0f6de94a89e71fcd19913a30e83091c8468d0923a93a0cccbfbbff",
+                "sha256:3b4c23300c4eded8895442c003ae9b14328ae69309ac5867e7530de8bdd7875d",
+                "sha256:43d1960e7db14042319c46925892d5fa99b08ff21d57482e6f5328a1aca03588",
+                "sha256:49e96267cd9be55a349fd74f9852eb9ae2c427cd7f6455d0f1765d7332292832",
+                "sha256:63e06ffdaf4054a89757a3a1ab07f1b922daf911743114a54f7c561b9e1baa58",
+                "sha256:67ed1a374c9155ec0840214ce804616de49c3df9c5bc66740687c1c9b1cd9e8d",
+                "sha256:6b662a5669186439f4f583636c8d6ea77cf92f7cfe6aae8d22edf16c36840574",
+                "sha256:6efd9ca20aefbaf2e7e6817a2c6ed4a50ff6900fafdea1bcb1d0e9471743b144",
+                "sha256:8569844a5d8e1fdde4d7712a05ab2e6061343ac34af6e7e3d7935b2bd1907bfd",
                 "sha256:8629ea6a8a59f865add1d6a87464c3c676e60101b8d16ef404d0a031424a8491",
+                "sha256:988cac675e25133d01a78f2286189c1f01974470817a33eaf4cfee573cfb72a5",
+                "sha256:9a6fedda73aba1568962f7543a1f586051c54febbc74e87769bad6a4b8587c39",
+                "sha256:9eced8962ce3b7124fe20fd358cf8c7470706437fa064b9874f849ad4c5866fc",
                 "sha256:a005ed6163490988711ff732386b08effcbf8df62ae93dd1e5bda0714fad8afb",
+                "sha256:ae35dbcb6b011af6c840893b32399252d81ff57d52c13e12422e16b5fea1d0fb",
+                "sha256:b1e8491c6740f21b37cca77bc64677696a3fb9f32360794d57fa8477b7329eda",
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+                "sha256:cc2f24dc1c6c88c56248e93f28d439ee4018338567b0bbb490ea26a381a29b1e",
+                "sha256:d860c7fff18d49e20339fc6dffc2d485635e36d4b2cccf58f45db815b64100b4",
                 "sha256:d86da365dda59010ba0d1ac45aa78390f56bf7f992e65f70b3b081d5e5257b09",
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-                "sha256:0872eeecdf9a429c1420158500eedb323a132bc5bf3339475151c52414729e70",
-                "sha256:01477981abf74e306e8ee31629a940a5e9138de000c6b0898f7f850461c4a0a5",
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-                "sha256:9a6fedda73aba1568962f7543a1f586051c54febbc74e87769bad6a4b8587c39",
-                "sha256:054d6e0acaea429e6da3613fcd12d05ee29a531794d96f6ab959f29a39f33391",
-                "sha256:67ed1a374c9155ec0840214ce804616de49c3df9c5bc66740687c1c9b1cd9e8d"
+                "sha256:e22f0997622e1ceec834fd25947dc2ee2962c2133ea693d61805bc867abaf7ea",
+                "sha256:f2fe545d27a619a552396533cddf70d83cecd880a611cdfdbb87ca6aec52f66b",
+                "sha256:f425e925485b3be48051f913dbe17e08e8c48588fdf44a26b8b14067041c0da6",
+                "sha256:f7fd3ed3745fe6e81e28dc3b3d76cce31525a91f32a387e1febd6b982caf8cdb",
+                "sha256:f9210820ee4818d84658ed7df16a7f30c9fba7d8b139959950acef91745cc0f7"
             ],
+            "index": "pypi",
             "version": "==3.1.4"
         },
         "certifi": {
             "hashes": [
-                "sha256:14131608ad2fd56836d33a71ee60fa1c82bc9d2c8d98b7bdbc631fe1b3cd1296",
-                "sha256:edbc3f203427eef571f79a7692bb160a2b0f7ccaa31953e99bd17e307cf63f7d"
+                "sha256:e4f3620cfea4f83eedc95b24abd9cd56f3c4b146dd0177e83a21b4eb49e21e50",
+                "sha256:fd7c7c74727ddcf00e9acd26bba8da604ffec95bf1c2144e67aff7a8b50e6cef"
             ],
-            "version": "==2018.1.18"
+            "version": "==2019.9.11"
         },
         "cffi": {
             "hashes": [
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-                "sha256:e90f17980e6ab0f3c2f3730e56d1fe9bcba1891eeea58966e89d352492cc74f4"
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+                "sha256:5ed40760976f6b8613d4a0db5e423673ca162d4ed6c9ed92d1f4e58a47ee01b5",
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+                "sha256:6cb4edcf87d0e7f5bdc7e5c1a0756fbb37081b2181293c5fdf203347df1cd2a2",
+                "sha256:6f19c9df4785305669335b934c852133faed913c0faa63056248168966f7a7d5",
+                "sha256:719537b4c5cd5218f0f47826dd705fb7a21d83824920088c4214794457113f3f",
+                "sha256:7b0e337a70e58f1a36fb483fd63880c9e74f1db5c532b4082bceac83df1523fa",
+                "sha256:853376efeeb8a4ae49a737d5d30f5db8cdf01d9319695719c4af126488df5a6a",
+                "sha256:85bbf77ffd12985d76a69d2feb449e35ecdcb4fc54a5f087d2bd54158ae5bb0c",
+                "sha256:8978115c6f0b0ce5880bc21c967c65058be8a15f1b81aa5fdbdcbea0e03952d1",
+                "sha256:8f7eec920bc83692231d7306b3e311586c2e340db2dc734c43c37fbf9c981d24",
+                "sha256:8fe230f612c18af1df6f348d02d682fe2c28ca0a6c3856c99599cdacae7cf226",
+                "sha256:92068ebc494b5f9826b822cec6569f1f47b9a446a3fef477e1d11d7fac9ea895",
+                "sha256:b57e1c8bcdd7340e9c9d09613b5e7fdd0c600be142f04e2cc1cc8cb7c0b43529",
+                "sha256:ba956c9b44646bc1852db715b4a252e52a8f5a4009b57f1dac48ba3203a7bde1",
+                "sha256:ca42034c11eb447497ea0e7b855d87ccc2aebc1e253c22e7d276b8599c112a27",
+                "sha256:dc9b2003e9a62bbe0c84a04c61b0329e86fccd85134a78d7aca373bbbf788165",
+                "sha256:dd308802beb4b2961af8f037becbdf01a1e85009fdfc14088614c1b3c383fae5",
+                "sha256:e77cd105b19b8cd721d101687fcf665fd1553eb7b57556a1ef0d453b6fc42faa",
+                "sha256:f56dff1bd81022f1c980754ec721fb8da56192b026f17f0f99b965da5ab4fbd2",
+                "sha256:fa4cc13c03ea1d0d37ce8528e0ecc988d2365e8ac64d8d86cafab4038cb4ce89",
+                "sha256:fa8cf1cb974a9f5911d2a0303f6adc40625c05578d8e7ff5d313e1e27850bd59",
+                "sha256:fb003019f06d5fc0aa4738492ad8df1fa343b8a37cbcf634018ad78575d185df",
+                "sha256:fd409b7778167c3bcc836484a8f49c0e0b93d3e745d975749f83aa5d18a5822f",
+                "sha256:fe5d65a3ee38122003245a82303d11ac05ff36531a8f5ce4bc7d4bbc012797e1"
             ],
-            "version": "==1.11.5"
+            "version": "==1.13.0"
         },
         "chardet": {
             "hashes": [
-                "sha256:fc323ffcaeaed0e0a02bf4d117757b98aed530d9ed4531e3e15460124c106691",
-                "sha256:84ab92ed1c4d4f16916e05906b6b75a6c0fb5db821cc65e70cbd64a3e2a5eaae"
+                "sha256:84ab92ed1c4d4f16916e05906b6b75a6c0fb5db821cc65e70cbd64a3e2a5eaae",
+                "sha256:fc323ffcaeaed0e0a02bf4d117757b98aed530d9ed4531e3e15460124c106691"
             ],
             "version": "==3.0.4"
         },
         "click": {
             "hashes": [
-                "sha256:29f99fc6125fbc931b758dc053b3114e55c77a6e4c6c3a2674a2dc986016381d",
-                "sha256:f15516df478d5a56180fbf80e68f206010e6d160fc39fa508b65e035fd75130b"
+                "sha256:2335065e6395b9e67ca716de5f7526736bfa6ceead690adf616d925bdc622b13",
+                "sha256:5b94b49521f6456670fdb30cd82a4eca9412788a93fa6dd6df72c94d5a8ff2d7"
             ],
-            "version": "==6.7"
+            "version": "==7.0"
         },
         "flask": {
             "hashes": [
                 "sha256:0749df235e3ff61ac108f69ac178c9770caeaccad2509cb762ce1f65570a8856",
                 "sha256:49f44461237b69ecd901cc7ce66feea0319b9158743dd27a2899962ab214dac1"
             ],
+            "index": "pypi",
             "version": "==0.12.2"
         },
         "flask-cors": {
             "hashes": [
-                "sha256:55eb3864b4290f939ff19a2250fcb47d8c0f63d250c6780b922629299d011ec8",
-                "sha256:ac4b81b3d90f5f18714c995c807f94501df8c9bbc22ef4261c1cd850748c3850",
-                "sha256:62ebc5ad80dc21ca0ea9f57466c2c74e24a62274af890b391790c260eb7b754b"
+                "sha256:62ebc5ad80dc21ca0ea9f57466c2c74e24a62274af890b391790c260eb7b754b",
+                "sha256:ac4b81b3d90f5f18714c995c807f94501df8c9bbc22ef4261c1cd850748c3850"
             ],
+            "index": "pypi",
             "version": "==3.0.3"
         },
         "flask-login": {
             "hashes": [
                 "sha256:c815c1ac7b3e35e2081685e389a665f2c74d7e077cb93cecabaea352da4752ec"
             ],
+            "index": "pypi",
             "version": "==0.4.1"
         },
         "flask-sqlalchemy": {
@@ -142,6 +142,7 @@
                 "sha256:3bc0fac969dd8c0ace01b32060f0c729565293302f0c4269beed154b46bec50b",
                 "sha256:5971b9852b5888655f11db634e87725a9031e170f37c0ce7851cf83497f56e53"
             ],
+            "index": "pypi",
             "version": "==2.3.2"
         },
         "gunicorn": {
@@ -149,66 +150,97 @@
                 "sha256:75af03c99389535f218cc596c7de74df4763803f7b63eb09d77e92b3956b36c6",
                 "sha256:eee1169f0ca667be05db3351a0960765620dad53f53434262ff8901b68a1b622"
             ],
+            "index": "pypi",
             "version": "==19.7.1"
         },
         "idna": {
             "hashes": [
-                "sha256:8c7309c718f94b3a625cb648ace320157ad16ff131ae0af362c9f21b80ef6ec4",
-                "sha256:2c6a5de3089009e3da7c5dde64a141dbc8551d5b7f6cf4ed7c2568d0cc520a8f"
+                "sha256:2c6a5de3089009e3da7c5dde64a141dbc8551d5b7f6cf4ed7c2568d0cc520a8f",
+                "sha256:8c7309c718f94b3a625cb648ace320157ad16ff131ae0af362c9f21b80ef6ec4"
             ],
             "version": "==2.6"
         },
         "itsdangerous": {
             "hashes": [
-                "sha256:cbb3fcf8d3e33df861709ecaf89d9e6629cff0a217bc2848f1b41cd30d360519"
+                "sha256:321b033d07f2a4136d3ec762eac9f16a10ccd60f53c0c91af90217ace7ba1f19",
+                "sha256:b12271b2047cb23eeb98c8b5622e2e5c5e9abd9784a153e9d8ef9cb4dd09d749"
             ],
-            "version": "==0.24"
+            "version": "==1.1.0"
         },
         "jinja2": {
             "hashes": [
-                "sha256:74c935a1b8bb9a3947c50a54766a969d4846290e1e788ea44c1392163723c3bd",
-                "sha256:f84be1bb0040caca4cea721fcbbbbd61f9be9464ca236387158b0feea01914a4"
+                "sha256:74320bb91f31270f9551d46522e33af46a80c3d619f4a4bf42b3164d30b5911f",
+                "sha256:9fe95f19286cfefaa917656583d020be14e7859c6b0252588391e47db34527de"
             ],
-            "version": "==2.10"
+            "version": "==2.10.3"
         },
         "markupsafe": {
             "hashes": [
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+                "sha256:e249096428b3ae81b08327a63a485ad0878de3fb939049038579ac0ef61e17e7"
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-            "version": "==1.0"
+            "version": "==1.1.1"
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         "pycparser": {
             "hashes": [
-                "sha256:99a8ca03e29851d96616ad0404b4aad7d9ee16f25c9f9708a11faf2810f7b226"
+                "sha256:a988718abfad80b6b157acce7bf130a30876d27603738ac39f140993246b25b3"
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-            "version": "==2.18"
+            "version": "==2.19"
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         "requests": {
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                 "sha256:6a1b267aa90cac58ac3a765d067950e7dbbf75b1da07e895d1f594193a40a38b",
                 "sha256:9c443e7324ba5b85070c4a818ade28bfabedf16ea10206da1132edaa6dda237e"
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+            "index": "pypi",
             "version": "==2.18.4"
         },
         "requests-mock": {
             "hashes": [
-                "sha256:96a1e45b1c0bd18d14fcb2d55b3b09d6d46237e37bcae3155df4cb75bc42619e",
-                "sha256:2931887853c42e1d73879983d5bf03041109472991c5b4b8dba5d11ed23b9d0b"
+                "sha256:2931887853c42e1d73879983d5bf03041109472991c5b4b8dba5d11ed23b9d0b",
+                "sha256:96a1e45b1c0bd18d14fcb2d55b3b09d6d46237e37bcae3155df4cb75bc42619e"
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+            "index": "pypi",
             "version": "==1.4.0"
         },
         "six": {
             "hashes": [
-                "sha256:832dc0e10feb1aa2c68dcc57dbb658f1c7e65b9b61af69048abc87a2db00a0eb",
-                "sha256:70e8a77beed4562e7f14fe23a786b54f6296e34344c23bc42f07b15018ff98e9"
+                "sha256:3350809f0555b11f552448330d0b52d5f24c91a322ea4a15ef22629740f3761c",
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             ],
-            "version": "==1.11.0"
+            "version": "==1.12.0"
         },
         "sqlalchemy": {
             "hashes": [
-                "sha256:249000654107a420a40200f1e0b555a79dfd4eff235b2ff60bc77714bd045f2d"
+                "sha256:0f0768b5db594517e1f5e1572c73d14cf295140756431270d89496dc13d5e46c"
             ],
-            "version": "==1.2.5"
+            "version": "==1.3.10"
         },
         "urllib3": {
             "hashes": [
@@ -219,46 +251,50 @@
         },
         "werkzeug": {
             "hashes": [
-                "sha256:d5da73735293558eb1651ee2fddc4d0dedcfa06538b8813a2e20011583c9e49b",
-                "sha256:c3fd7a7d41976d9f44db327260e263132466836cef6f91512889ed60ad26557c"
+                "sha256:97660b282aa7e29f94f3fe378e5c7162d7ab9d601a8dbb1cbb2ffc8f0e54607d",
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             ],
-            "version": "==0.14.1"
+            "index": "pypi",
+            "version": "==0.15.3"
         }
     },
     "develop": {
         "attrs": {
             "hashes": [
-                "sha256:a17a9573a6f475c99b551c0e0a812707ddda1ec9653bed04c13841404ed6f450",
-                "sha256:1c7960ccfd6a005cd9f7ba884e6316b5e430a3f1a6c37c5f87d8b43f83b54ec9"
+                "sha256:08a96c641c3a74e44eb59afb61a24f2cb9f4d7188748e76ba4bb5edfa3cb7d1c",
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             ],
-            "version": "==17.4.0"
+            "version": "==19.3.0"
         },
         "pluggy": {
             "hashes": [
-                "sha256:7f8ae7f5bdf75671a718d2daf0a64b7885f74510bcd98b1a0bb420eb9a9d0cff"
+                "sha256:7f8ae7f5bdf75671a718d2daf0a64b7885f74510bcd98b1a0bb420eb9a9d0cff",
+                "sha256:d345c8fe681115900d6da8d048ba67c25df42973bda370783cd58826442dcd7c",
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             "version": "==0.6.0"
         },
         "py": {
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-                "sha256:ca18943e28235417756316bfada6cd96b23ce60dd532642690dcfdaba988a76d"
+                "sha256:64f65755aee5b381cea27766a3a147c3f15b9b6b9ac88676de66ba2ae36793fa",
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-            "version": "==1.5.2"
+            "version": "==1.8.0"
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                 "sha256:117bad36c1a787e1a8a659df35de53ba05f9f3398fb9e4ac17e80ad5903eb8c5"
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+            "index": "pypi",
             "version": "==3.4.2"
         },
         "six": {
             "hashes": [
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-                "sha256:70e8a77beed4562e7f14fe23a786b54f6296e34344c23bc42f07b15018ff98e9"
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             ],
-            "version": "==1.11.0"
+            "version": "==1.12.0"
         }
     }
 }