My vimrc files.
###Usage:
- clone this repo to vimfiles directory.
- run "git submodule init"
- run "git submodule update"
- add 'source $VIM/vimfiles/bootstrap/index.vim' to _vimrc.
- in windows, add 'source $VIM/vimfiles/bootstrap/windows.vim' to _vimrc.
- in linux, add 'source $VIM/vimfiles/bootstrap/linux.vim' to _vimrc.