approve_membership perm, south workaround, allow_view_by update
reduced queries on edit_perms page
reduced queries on membership search results, memberships in user menu
reduced queries
Merge branch 'master' into 370_permission_to_approve_membership
search updates for entries search and filter ovverride to simulate admin perms
user_top update for membership
Merge branch 'refs/heads/master' into 370_permission_to_approve_membership

Conflicts:
	tendenci/addons/memberships/managers.py
	tendenci/addons/memberships/templates/memberships/details.html
	tendenci/core/perms/utils.py
	tendenci/settings.py
allowed multiple select in membership app
updated invoices for membership applications
added staff with perm decorator
added discounts to memberships
fixes
added wysiwyg in registration text field
Merge branch 'master' into 370_permission_to_approve_membership
Merge branch 'master' into 370_permission_to_approve_membership
added approve permission to membership default
added checker for approve permission
fix error for undeclared fields
merged with master