Create session enforcer class for group saml to add to git check

Refactor naming into more readable

Add new database column

Add specs and model method

Add specs for group saml session enforcer class

WIP on git access specs

Refactor git access specs

Add specs to git access

Add new setting to view and form

Add new setting to controller

Add changelog entry

Add translations file

Refactor git access class

Add method to find group

Fix container method

Add cr remarks

Simplify spec example

Change copy in saml sso form

Add documentation regarding checking sso session on git activity

Add cr remarks

Reorganize code to make sso check more effective

Add remarks to git check migration

Add remarks about enforcing sso on Git activity docs

Move check_additional_conditions method