Improve public groups directory
new help page plus tips throughout app
Merge pull request #835 from loomio/feature/order-public-groups

Improve public groups directory
Merge pull request #834 from loomio/extended-help-page

new help page plus tips throughout app
remove next steps panel from subgroup page
Fixes #831. Remove 'Next steps' panel from subgroup page.
Put subgroup Add Member button in the same place as group Invite people button.

Fixes #827
Remove bad schema data
Merge pull request #833 from loomio/subgroup-tweaks

Subgroup tweaks
improve group archive to archive memberships too
Merge pull request #832 from loomio/feature/archive-memberships

improve group archive to archive memberships too
Merge branch 'master' of github.com:loomio/loomio into request-membership

Conflicts:
	db/schema.rb
	spec/models/group_spec.rb
write membership_requests cancel action, ability, and specs for each