Update README.md

README.md

@@ -237,7 +237,19 @@ if (readMessage.contains(Configuration.MAGICADDRESSKEYWORD)) {
 
 ## License
 
-TODO
+Copyright 2015 Politecnico di Milano
+
+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.
 
 <br/>
-Created by Stefano Cappa
+**Created by Stefano Cappa**