Fixed bug when user is not removed from special group #574
Removed unnecesary print and added docstring
Create CONTRIBUTING.md
Update CONTRIBUTING.md

Add info about tests
Add pep8 as a dependency
Added tests for karma views
Fixed long lines
Merge pull request #635 from Ionut1994/issue-578

Added tests for karma views
Rewrote docstrings from remove user from specialgroup function
Merge pull request #627 from jercaianu/master

Fixed bug when user is not removed from special group #574
Update CONTRIBUTING.md #631
Replace "CPanel" string with "Control Panel"
Merge pull request #633 from rosedu/631-contributing-guide

Pull request for 631-contributing-guide
Merge pull request #638 from razvand/update-cpanel-string

Replace "CPanel" string with "Control Panel"