Fix mail subjects for wallposts

CLUB-758 #resolve
Fix mail subjects for wallposts

CLUB-758 #resolve
Get Cheetah going.

Move Partner stuff to 1%.
Add HB helper to render by variable.
Add Mixin to add submenu to main menu.
Remove PartnerOrg Fixture from tests.

PartenrOrg are moved to 1%
REmove more PartnerOrganization things from js tests
Add goTo logic to Application controller
Merge pull request #813 from onepercentclub/feature/fix-mail-subjects

Fix mail subjects for wallposts
Merge pull request #814 from onepercentclub/feature/cheetah-fund-start

Feature/cheetah fund start
Merge remote-tracking branch 'origin/develop' into feature/mixpanel-context-processor
tracking updates