add timeStamp attr in AhMessage class
adding chupa functions
Merge branch 'master' of https://github.com/hongkunyoo/athere-android

Conflicts:
	src/com/pinthecloud/athere/fragment/SquareProfileFragment.java
commit
Merge branch 'master' of https://github.com/hongkunyoo/athere-android
png update
change Message initiation mechanism & modify MessageDBHelper
xhdpi png upload
adding chupa functions
Merge branch 'master' of https://github.com/hongkunyoo/athere-android
xhdpi peopleNum png upload