1. Fixed pushing to android devices bug
2. Appended push options in GCM
Merge pull request #7 from koko1000ban/fix/android_push

Fixed android bug & Appended push options
1. Fix build
2. Update documentation to be clear about how to pass in options
Update tests
Merge pull request #9 from lloydmeta/hotfix/fix_build

Update tests
Update spec to reflect android notification posting
Simplify android_notifications
Merge branch 'master' into feature/support_redis_failover

Conflicts:
	models/notification.rb