vimrc: enable &showbreak when line numbers are disabled.
vimrc: enable &showbreak when line numbers are disabled.

scorpiovn/dotfiles,scorpiovn/dotfiles,scorpiovn/dotfiles,scorpiovn/dotfiles,scorpiovn/dotfiles,blueyed/dotfiles,blueyed/dotfiles,blueyed/dotfiles,blueyed/dotfiles,blueyed/dotfiles