Fix: update menu status
Fix: singleton process
Fix: should check the sogou skin
Merge pull request #16 from lmq3342xja/master

add sync configure
Fix: 1, signal process cause 100% cpu; 2, check fcitx is running or not.
Fix: QMessageBox::warning window close the application.
Merge pull request #17 from lmq3342xja/master

fix warning