add getInstance() methods to fragments
constants are refactored
fix user list item clickable area
fix duplicated messages
login/register when user tries to chat or get list of room
add pull-to-refresh library to the project
Merge branch 'development' of https://github.com/QuickBlox/quickblox-android-sdk into development
fix leakage with SmackAndroid
fix splash layout
pull to refresh is added
Merge branch 'development' of https://github.com/QuickBlox/quickblox-android-sdk into development
1-1 chat message history