VROOM navigation/presentation commands * Hit <SPACE> to move forward. * Hit <BACKSPACE> to go backwards. * Hit 'Q' to quit. * Hit 'RR' to execute the current page as program and show STDOUT. * Hit 'QQ' to quit. * Hit 'EE' to edit a file whose name is under the cursor. * Hit 'VV' to launch Vroom on the current buffer.