use qWarning instead of qDebug whenever possible
Merge pull request #378 from haiwen/use_qwarning_if_possible

use qWarning instead of qDebug whenever possible
update the missing translations
Implement cut and copy operations in the filebrowser (data part)
Implement cut and copy operations in the filebrowser (ui part)
support copy/move operations cross different libraries
disable cut/paste operations when repo is readonly
disable the cross-account paste operation
force the origin dialog to refresh when files are moved