Enable Travis CI build

.travis.yml

@@ -0,0 +1,16 @@
+language: android
+
+android:
+  components:
+    - build-tools-20.0.0
+    - android-20
+    - extra-google-google_play_services
+    - extra-google-m2repository
+
+before_script:
+  - wget https://raw.githubusercontent.com/wuman/youtube-android-player-mvn-install/master/mvn-install-youtubeplayerapi.sh
+  - chmod +x mvn-install-youtubeplayerapi.sh
+  - ./mvn-install-youtubeplayerapi.sh
+
+script:
+  ./gradlew build

README.md

@@ -1,6 +1,7 @@
 Draggable Panel
 ===============
 
+[![Build Status](https://travis-ci.org/pedrovgs/DraggablePanel.svg?branch=develop)](https://travis-ci.org/pedrovgs/DraggablePanel)
 
 Draggable Panel is an Android library created to build a draggable user interface similar to the new YouTube draggable video component based on Fragments or Views.
 
@@ -184,7 +185,6 @@ Do you want to contribute? TODO
 -------------------------------
 
 * Support Android Studio / IntelliJ layout preview mode.
-* Add Travis CI support with .travis.yml file.
 
 
 Developed By