Adding in specs for ui command dispatchers

SEERM #4821
while looking into what it would take to fix bug 4821, I found that there are no specs
for any of the other methods in command dispatcher. I have attempted to add stubs for a
few of the methods and tested a few of the help outputs.
passing all of my changes into rubymines formatter

this should convert everything over to tabs
fixing a filename error and some white space at the EOL
adding new lines to the end of files.
Land #2120, specs for command_dispatcher