Recommended vim version: 8.0
Installing the submodules
git submodule update --init --recursive
Updating all submodules in one go
git submodule update --remote --merge
Installing fonts
Go to https://github.com/powerline/fonts and install the fonts you want on to your system. This will ensure that special characters used for the Powerline statusline plugin will look as they should.
Special Module information
Tagbar
Requires excuberant ctags: http://ctags.sourceforge.net/