downgrade to QtQuick 2.0 atm
[userpage] fix userweibo display
[UserPage] use a Component for UserInfo component and loaded by Loader
change the open/collapse icon
update JS functions && remove popAttachedPages when pageStack changes
[UserPage] fix mess
remove unused file
change ugly icon
make user avatar center in user info && fix time display in avaterHeader
fix time info display ==== another api change in Qt5.2?
update translation
v0.3.1