- CursorMoved bind for buffer
- add `NoHiMatch` command
- add `g:hl_matchit_allow_ft` option
- remove `g:hl_matchit_allow_ft_regexp` option
- use matchadd()
- add `g:hl_matchit_hl_priority` option
fix disable_buffer()
stop highlighting when cursor moving continuously
Merge pull request #4 from Milly/event_bind_buffer

improved event handling.