Add Args.jobnum property

Fixes #742
Merge pull request #743 from ZyX-I/fix-742

Add Args.jobnum property
Fix tests broken due to jobnum introduction
Add missing groups to solarizedlight
Merge pull request #744 from ZyX-I/fix-tests

Fix tests
Update powerline.sh

I think this was a typo. broke my system.
Merge pull request #745 from cyberdork33/patch-1

Update powerline.sh