fix(config_file_update): clean up deprecated user copy (#193)
fix(config_file_update): clean up deprecated user copy (#193)

* fix(config_file_update): trash deprecated user copy created by older rime version

* fix(config_file_update): create trash directory when needed to trash config files

* fix(config_file_update): prefer rime-installed user copy to shared minimal version if numbers match'

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