iTerm color scheme fixes are in colors/
For YouCompleteMe issues, see https://github.com/Valloric/YouCompleteMe. In particular, a brew-installed python might conflict with the version vim is using.
To install:
sudo apt-get install -y curl
curl https://raw.githubusercontent.com/rbowden91/vimrc/master/install.sh | sh
,n: Toggle NERDTree,t: Show fzf,w: Remove whitespace at end of lines,g: Toggle UNDO tree,/: Clears out leftover search highlighting