Before using this .vimrcg follow next simple steps

1. create .vimrc that will include vimrcg and setup plugin dir for perl-support

source $HOME/.vimrcg/.vimrc_g

let g:Perl_PluginDir = $HOME.'/.vim/bundle/vim-plugins/'

2. install Vundle to .vim

git clone https://github.com/gmarik/vundle.git ~/.vim/bundle/vundle 

3. install ctags

http://prdownloads.sourceforge.net/ctags/ctags-5.8.tar.gz

Now you can run vim and start BundleInstall to get cool themes and plugins :)