Fixed command-line interface issues, added more options

-Added more commands to command-line interface
--Added option to add email address to list
--Added testemail, stop, finish commands (actions already available via other commands)
-Fixed issue with command-line interface adding unnecessary new lines to settings input
-Added method to Paxsite.java and Showclix.java to set check boolean to true or false
--Removed method to just set to true
-Changed version to 1.7.4.2