Command applet: ADD single-click and double-click actions

[allanlaal]

add ability to run other commands when singleclicking or doubleclicking the command applet

AND/OR send a signal to the main script being run = since a new script is executed every X seconds by the command applet, state management has to be handled by multiple bash scripts

[allanlaal]

PR #373 is similar, but its not exactly #607 and its behind