remove duplicated premission setting
update ui bug
update audio anim
delete error grouplistview
set use roster option
update chatactivity
Merge branch 'easemob-dev'
update loginactivity
update chatactivity
update demoapplication
update chatactivity
update for group
Merge branch 'easemob-dev'
update ackread
update demeapplication
temp commit
update for search conversation
fix offline click voice msg bug
Merge branch 'master' into easemob-dev
update for roster