GRN2-180: First stages of refactoring code for v2.4 (#748)

* Email rescues and authenticator concern

* Application controller and helper clean up

* Moved controller code out of helpers

* More helper and email clean up

* Cleaned up remaining helpers and create omniauth_options

* Controller code clean up

* restructured views structure

* Restructured role code

* Restructured profile and code clean up

* Master merge

* Added bbb server concern to deal with bbb calls

* Bug fixes and changes after changes

* rspec

* More rubocop fixes

app/views/main/index.html.erb

@@ -28,4 +28,4 @@
   </div>
 </div>
 
-<%= render "shared/features" %>
+<%= render "main/components/features" %>