Version 1.0.0

1.0.0	2014-12-14
1. Improve compatibility with default commandline behavior
    - Automatically apply mappings defined with |:cnoremap| and |:cmap|
      See |g:incsearch#vim_cmdline_keymap|
    - Support multi {lhs} and <expr> mappings
2. Support incremental highlighting in other windows.
    - See |g:incsearch#no_inc_hlsearch|
3. Add |<Over>(buffer-complete-prev)|
4. Add |IncsearchExecute| event
5. Implement |:digraph| feature
6. Fix minor problems.