fix(key_event): KeySequence::repr() prefer unescaped punctuation characters
fix(key_event): KeySequence::repr() prefer unescaped punctuation characters

kionz/librime,kionz/librime,Prcuvu/librime,rime/librime,Prcuvu/librime,rime/librime,kionz/librime,rime/librime,Prcuvu/librime,Prcuvu/librime,Prcuvu/librime,kionz/librime,rime/librime