Fixed some NullPointerExceptions
Merge pull request #37 from tasomaniac/patch-1

Fixed some NullPointerExceptions
Created android studio document
Android Studio guide first version
Fixed image link and typo
Fix indentation
Wrap lines
Merge pull request #40 from adjust/android_studio

Android studio guide
Added Dict output to ResponseData
Add logLevel to ActivityHandler
Add Ant build.xml
Merge pull request #39 from adjust/js_cordova

Cordova
Updated activity handler test
Added enabled flag
Pass now time as parameter to update activity state
Added enable flag in activity handler
Stop or start session with enable
Added tests for enable
Added isEnabled method to Adjust
Added test for isEnabled