backup your own .vim first

mv ~/.vim ~/.vim_old

clone the config

git clone git@github.com:Suitmedia/dotvim.git ~/.vim

backup and create link to .vimrc

mv ~/.vimrc ~/.vimrc_old
ln -s ~/.vim/vimrc ~/.vimrc

compile command-t

cd ~/.vim/ruby/command-t
rm *.o
ruby extconf.rb
make

install ack

sudo apt-get install ack-grep