add user info
enable tab completion after sudo
disable sudo tab completion (conflict with package bash-completion)
clean
erase broken function NumberToggle
minor improvements
change vundle config
add 'flazz/vim-colorschemes' to Plugins'
remove bundle/Vundle
remove youCompleteMe from Plugins: grab it from  ubuntu repos
delete vim/colors/, now useless
apply KISS principle
i DO feel dizzy now