COnnect mohtly donations to new payments
Merge remote-tracking branch 'upstream/dev/donations' into feature/club-1113-monthly-donations
Add some tests for monthly donations
Remove redundant code and more comments
Remove obsolete code

Conflicts:
	apps/projects/models.py
Remove unused imports
Merge pull request #1714 from onepercentclub/feature/club-1113-monthly-donations

Connect mohtly donations to new payments