Correcting CLI handling of main() for issue #1036
Correcting CLI handling of main() for issue #1036

The idiom for handling main() was incorrect to allow the CLI
to be invoked by the mycroft-cli-clent script.

==== Fixed Issues ====

linuxipho/mycroft-core,aatchison/mycroft-core,Dark5ide/mycroft-core,Dark5ide/mycroft-core,MycroftAI/mycroft-core,MycroftAI/mycroft-core,forslund/mycroft-core,linuxipho/mycroft-core,forslund/mycroft-core,aatchison/mycroft-core