Usage
ctrl-alt-l launch live server on port 3000.
ctrl-alt-q stop live server.
ctrl-alt-3 launch live server on port 3000.
ctrl-alt-4 launch live server on port 4000.
ctrl-alt-5 launch live server on port 5000.
ctrl-alt-8 launch live server on port 8000.
ctrl-alt-9 launch live server on port 9000.