change in chatholder constructor
Merge branch 'dev' of github.com:wguedes01/chat into dev
Merge branch 'dev' of github.com:wguedes01/chat into dev
removed old listener
Merge branch 'dev' of github.com:wguedes01/chat into dev
WIP unseen messages
Merge branch 'dev' of github.com:wguedes01/chat into dev
Merge branch 'dev' of github.com:wguedes01/chat into dev
added group preference manager, and refactored main activity clear preferences to only clear the username and password
UNTESTED implemented group preference manager to handle setting and getting timestamps for last viewed group chats
removed unused method for getting room info in group chat activity
added timestamp to chat holder constructor to represent the timestamp stored in preferences
WIP using shared preferences
fixed conflicts