* Extend jump-to-open-buffer to use <c-t> when jump_to_buffer = 2.
Only works for buffers opened in another tab. Suggested by @hail2u.
* Add g:ctrlp_default_cmd, option to reuse the default mapping for a
different command. Close#57.
* Add g:ctrlp_custom_ignore. Close#58.
64dca5ec79