Implement ContextualHelpList for Panel

See merge request !300
3 jobs for master in 0 seconds
Status Job ID Name Coverage
  External
failed SlapOS-Master.UnitTest-Master

01:04:59

passed SlapOS.Eggs.UnitTest-Master.Python2

00:39:35

passed SlapOS.Eggs.UnitTest-Master.Python3

00:10:18