Repaired onProfilePictureChanged event, added onProfilePictureDeleted
Update whatsprot.class.php
Update whatsprot.class.php
Update EVENTS.md

added onGetGroupMessage
Added return of message ID
Deprecated sendGetStatus

Use ContactSyncV2 instead.
Changed sendClearDirty accessor to protected

Fixes #536
Updated client details to Android 2.11.149
Merge branch 'master' of https://github.com/venomous0x/WhatsAPI