Issue 1024770 by Alan D.: Do not call taxonomy unless needed.
Issue 1024770 by Alan D.: Preventing PHP notice.
Issue 1474926 by Alan D.: Advanced search fields showing to users without permission.
Issues 1270630 by Alan D., bbbo: Added language field visibility settings.
Issues 1411964, 399822 by Alan D.: String overrides for all forms; merge in Restricted Search
Issue #1392760 by Cottser: Typo in .info
Issue #946988: Added configuration for the number of search results (pager limit).
Issue #399822: Added per node exclusions. There is a role to bypass these exclusions and a role to edit these.
Issue #1210072 by Vc Developer, Alan D.: PDOException from using condition(type, types, NOT IN).
Issue #1197560 by Alan D.: Refactored Drupal 7 version.
