Add policies tests

[spatecon]

Create unified tests for all policies. Also develop test cases:

	Reinventing Democracy	TeamLead Always Right
ProcessChanges	1. skip 2. first set 3. already set 4. partial approve 5. fully approved	1. skip 2. first set 3. already set 4. partial approve 5. fully approved
ApprovedByPolicy	1. skip 2. partial approve 3. fully approved	1. skip 2. partial approve 3. fully approved
ApprovedByUser	basic test	basic test