Add UI fixes.
Fix font-size in expanded mode.
Additional test that checks GroupConfiguration creation and use.
Reenable test-discovery for GroupConfigurationsTest, now subclass of ContainerBase.
BLD-1186: Edit group configurations.
Fix tests.
Refactor group configurations.
Change Doc Domain for Testing - Not to Merge

Must reverse this change before merging to master. For testing only
Add Token for Help Link to docs/config.ini
Added group configuration template help text

Added text and learn more link to the group_configurations.html
template.
Modified help URL for group config page
Fix naming and some refactor.
Clean up the code.
Fix UI.
Clean up UI.