Updated groups to be public

• Updated:
- groups to be public
- routes for /group and /groups/id to be public
- GroupTimeline to ignore relationships for loading
- Group fetching to be a where with is_archived: false
- GroupControllers to have if current_user, else

• Added:
- Meta and og information for view
- Group fetch
- public route api for featured groups, group timelines

• Removed:
- Doorkeeper for read:groups

app/controllers/api/v1/groups/relationships_controller.rb

@@ -7,7 +7,7 @@ class Api::V1::Groups::RelationshipsController < Api::BaseController
   respond_to :json
 
   def index
-    groups = Group.where(id: group_ids).select('id')
+    groups = Group.where(id: group_ids, is_archived: false).select('id')
     # .where doesn't guarantee that our results are in the same order
     # we requested them, so return the "right" order to the requestor.
     @groups = groups.index_by(&:id).values_at(*group_ids).compact