Check for git and vim before running the install.sh script.
Merge pull request #76 from xiaogwu/master

Update vimrc
Merge pull request #77 from DirkR/installer_improvements

Check for git and vim before running the install.sh script.
Use default colorscheme during installation.
Merge pull request #78 from DirkR/installer_improvements

Use default colorscheme during installation.
Replace Ack with The Silver Searcher / ag.
Merge pull request #79 from sharnik/master

Replace Ack with The Silver Searcher / ag.
improv: add editorconfig

See http://editorconfig.org/ for more informations about what is EditorConfig
docs: add reference for EditorConfig
Merge pull request #81 from AdrienGiboire/master

editorconfig
filetype on before filetype off, for git&svn comment editing.
Merge pull request #83 from newclear/master

filetype on before filetype off, for git&svn comment editing.
Add --ignore-case switch to silver searcher.
Merge pull request #84 from sharnik/master

Add --ignore-case switch to silver searcher.
improv: set shell to ZSH in interactive mode

In interactive mode, ZSH will read `~/.zshrc`. Else, it will first stick to
`/etc/zshenv`, then `/etc/zprofile` and last to `.zshrc`. Without this, running
shell command from within Vim may result in `command not found`.
Merge pull request #85 from AdrienGiboire/master

improv: set shell to ZSH in interactive mode