adding test for main script

fixes #9
Minor adjustments.
Merge branch 'master' into testing-main

Conflicts:
	bender/_main.py
	bender/backbones/console.py
Adding missing "sys"
Merge pull request #10 from bender-bot/testing-main

adding test for main script
Merge remote-tracking branch 'origin/master' into help

Conflicts:
	bender/scripts/hello.py