add history image
Merge branch 'master' of https://github.com/godgunman/bumbler_to_count
reset #equation text when esc
Merge branch 'master' of https://github.com/godgunman/bumbler_to_count
Remove test history.
add thanks
add new mp3
Merge branch 'master' of https://github.com/godgunman/bumbler_to_count