added alias to load/unload mac native keyboard
include current folder's bin into /Users/yangchenyun/.cabal/bin ./bin /usr/local/share/npm/bin /Users/yangchenyun/.rbenv/shims /Users/yangchenyun/.rbenv/bin /usr/local/sbin /usr/local/bin /Users/yangchenyun/bin /usr/bin /bin /usr/sbin /sbin /usr/local/bin /opt/X11/bin