Add a build.gradle for gradle module
Use auto updatable android gradle

Declares dependency as: com.android.tools.build:gradle:0.4.+

https://plus.google.com/u/0/108967384991768947849/posts/ZWoLfsto98s
Adding OnOpenListner for Secondary Menu
Fixing Spelling mistake
Update to android-maven-plugin 3.6.0
Merge pull request #491 from NineWorlds/android-sdk-21

Update to android-maven-plugin 3.6.0
Merge pull request #487 from marutib/master

Adding OnOpenListner for Secondary Menu
Update README.md
Remove hardcoded string on TAG variable
ignore idea's .iml files
Merge pull request #537 from huahang/master

ignore idea's .iml files
Merge pull request #525 from ConAntonakos/patch-1

Remove hardcoded string on TAG variable
Merge pull request #467 from linuxmotion/master

Add a build.gradle
Invalid pointer fix and getClass fix
Merge branch 'master' of https://github.com/jfeinstein10/SlidingMenu