Add license info

LICENSE.txt

@@ -0,0 +1,13 @@
+    Copyright 2013-2015 Michał Szwarc
+
+    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.

README.md

@@ -1,6 +1,8 @@
 # MaterialSettings
 MaterialSettings - small library to create settings activity
 
+[ ![Download](https://api.bintray.com/packages/kenumir/MaterialDialogs/MaterialSettings/images/download.svg) ](https://bintray.com/kenumir/MaterialDialogs/MaterialSettings/_latestVersion)
+
 ###Simple code:
 ```java
 public class Settings1Activity extends MaterialSettings {
@@ -58,4 +60,20 @@ Easiest way to save/load settings
 # Screens
 ![Default](/screens/theme_default2.png)
 ![Rec](/screens/theme_red2.png)
-![Dark](/screens/theme_dark2.png)
+![Dark](/screens/theme_dark2.png)
+
+###License
+
+    Copyright 2013-2015 Michał Szwarc
+
+    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.