Do not let is_private be required.
Removed deprecated #labelled_tabular_form_for helper.
ApplicationHelper#labelled_remote_form_for deprecated.
ApplicationHelper#link_to_remote_if_authorized deprecated.
Removes calls to link_to_remote.
Removes a call to form_remote_tag.
Removes calls to remote_form_for.
Removes most of the ajax stuff on my page layout.
