Installed Omega 3, Enabled Omega 3, Installed the following:

 admin_menu
 context
 +context_ui
 devel
 +devel_generate
 delta
 +delta_ui
 +date repeat api (these two will throw an error creating new content if not enabled)
 +date_repeat_instance
 entity    (these three bolded are for organic groups, trying it out)
 entityreference
 og
 pathauto
wysiwyg
menu_block
easy_breadcrumb
views
+views_ui