Update README

README.md

@@ -4,3 +4,20 @@
 - Add support and compatibility for latest IIUM grading system
   including remarks support
 - No user data is being collected
+
+### License
+
+```
+Copyright 2018 zamzameir
+
+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.