UPDATE CHANGES.txt
add notification hook ossn v2.0
add notification hook ossn v2.0
add notification hook ossn v2.0
add wall post on profile picture update
addPohotWallPost method
add hook for wall post template
add translation
add wall post template
OssnWall add item type and item guid as entity
fix broken html
add new css and reformat code
rearrange code #119
add new translations