#1274300 by dereine, tobiasb: Validate that the exposed items per page contains the non-exposed items per page at least

#1438986 by das-peter, dereine: Some field language conditions are missing in the query, so replace both the special tokens and get all language fallbacks in

#1108932 by wardv, dereine: Fix some updates for views2 to views3 for really old installations of views

#1241280 by thekevinday: Use entity_id instead of entity_id to get grouping on the field level actually working on fieldapi fields.

#1425378 by dagmar: Allow the field handler to override the form-row-id nd form-element-name in the handler, but still be backward compatible

Add 'is null'/'is not null' to user roles filter with a good description

improve documentation of the options form in views_handler_filter