path_redirect 6.x-1.0-beta7

Changes since DRUPAL-6--1-0-BETA6:

• by Dave Reid: Code cleanups, rearranging, and documenting.
• by Dave Reid: Move language settings to locale_form_path_redirect_edit_form_alter().
• by Dave Reid: Added nowrap CSS class to the operations column.
• by Dave Reid: Removing the export functionality until this is better decided.
• by Dave Reid: Fixed call to undefined function path_redirect_refresh_redirects().
• by Dave Reid: Updated vertical_tabs integration.
• by Dave Reid: Updated vertical tabs integration, again.
• #648598 by Dave Reid: Fixed invalid redirect creation for new nodes.
• by Dave Reid: Small fixes synced with local development.
• #746074 by charles.bourasseau: Fixed query arguments in path_redirect_load_by_source().
• #648500 by kmonty, mrfelton | Dave Reid: Fixed 'You cannot override existing paths' error presented for paths that do not exist.
• #785626 by atheneus, Dave Reid: Fixed PHP4 failures.
• by Dave Reid: Fixed test failures.
• #849222 by adaddinsane, Dave Reid: Stop redirect processing if the MAINTENANCE_MODE constant is defined.
• #804524 by Dave Reid, frankcarey: Changed path_redirect_save() so that $redirect is passed by reference.
• by Dave Reid: Fixed test failures.
• by Dave Reid: Fixed tests for PHP 5.3.
• by Dave Reid: Remove redirects to deleted taxonomy terms and users.