homepage redesign, day 1
Homepage work
Merge branch 'homepage' into develop
We don't need a leading slash when accessing assets in the templates.
landing page visuals
fixed conflict
homepage work
closes #503
remove test for vesting manager view
closes #534
vesting users can remove peers, closes #532
upgrade regular user to vesting user, closes #533
vesting users can leave their vesting org, closes #542
email newly upgraded vesting users, closes #541
add vesting org to vested link, closes #538
homepage tweaks (including slider placement)
Merge branch 'develop' of github.com:harvard-lil/perma into develop
fix test for single vesting org
more fixed tests
fixed some errors