Add mattn/mkdpreview-vim.
Add vim-ruby and vim-rails plugins.
Add nepsnippet and emphersize ZenkakuSupace.
Add ruby two space indentation setting.
Change to configure ruby indents from ruby.vim to _vimrc.
Switch status bar color between insert and edit mode.
Change to highlight color of ZenkakuSpace.
Open search result window in vimgrep.
Add one space in comments.
Add vimfiler.
Move .gitignore and add bundle to .gitignore.
Add tab navigations like firefox keymap.
Merge branch 'toshibohjp-add-plugin'