feat: open-source under Apache-2.0 license

fix #369

LICENSE.txt

@@ -0,0 +1,13 @@
+Copyright 2019 Lime Technologies
+
+Licensed under the Apache License, Version 2.0 (the "License");
+you may not use this file except in compliance with the License.
+You may obtain a copy of the License at
+
+    http://www.apache.org/licenses/LICENSE-2.0
+
+Unless required by applicable law or agreed to in writing, software
+distributed under the License is distributed on an "AS IS" BASIS,
+WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+See the License for the specific language governing permissions and
+limitations under the License.

package.json

@@ -3,7 +3,7 @@
   "version": "22.1.1",
   "description": "Lime Elements",
   "author": "Lime Technologies",
-  "license": "UNLICENSED",
+  "license": "Apache-2.0",
   "module": "dist/index.mjs",
   "es2015": "dist/esm/index.mjs",
   "es2017": "dist/esm/index.mjs",