#376408 by ajevans85, pwolanin: Prevent an empty anchor tag and parenthesis appearing in the output for the search index in search_nodeapi()

#296082 by jandd, stefanor, nigel: avoid table aliasing in UPDATE query in system_update_6001() since PostreSQL does not support that

#109588 by fago, cdale: use the existing user account objects instead of arg() checks, as well as fix use of  where it should be

#337162 by midkemia and ainigma32: keep the Drupal 5 menu items descriptions when upgrading to Drupal 6

#326210 by AlexisWilke, grendzy, jhedstrom: Take the menu item in its first submission and menu_nodeapi() by reference, so that any modifications of the item in the saving process will carry over to other submit handlers; making itpossible to write modules extending menu item manipulation

#363262 by catch, chx: in Drupal 6, the url_alias table introduced a language column, but did not extend its index to that; though queries are formed on src and language

#310768 by bob_hirnlego, cdale: missing primary table and field specification in db_rewrite_sql() when called from taxonomy_overview_terms()

#276174 by nbz, John Morahan, slightly modified: do not escape username more then once at multiple places in blog.module

#203323 by JirkaRybka, robertgarrigos, lilou, thePanz, c960657, sun: move the LANGUAGE_* constants to bootstrap.inc and remove several defined() checks on them now that they are always defined

#314286 backport of some of #229129 by assimonds: disbaled checkboxes did not receive their values properly from the default value set

#152098 by hunthunthunt, mgifford, Dave Reid: add 'for' attribute to 'label' tags on checkboxes and radio buttons, even if the 'label' wraps the element - accessibility best practice

#320395 by qutoz, swentel: Set node format to 0 in node_submit() if the body was turned off to avoid a minor notice.

#290282 by kratib, jvandyk, ainigma32: Only track/limit the recursive invocations of actions_do(), instead of tracking/limiting them all.

#356721 by c960657, Dave Reid: remove static caching of the clean URLs setting in url() to help automated tests; the setting is cached through variable_get(), which however allows altering of the setting

#365183 by Eaton: node_feed() did not use the same API functions as node_view() did, so custom fields were missing from the output

#220559 by eMPee584, Desbeers, Damien Tournoud: only ever add the active class to links in l() and theme_links(), if the language was set and is the current language or if the language was not set on the link

#62926 by karschsp: increase the free tagging field maximum length to 1024; the database limits are per-tag.

#328110 by marcingy, swentel, Damien Tournoud, pwolanin, David_Rothstein: the link argument is passed by reference to menu_link_save(), so avoid overwriting local variables in menu_enable().

#275796 by Gribnif, Damien Tournoud, Dave Reid, vaish: module_list() should set its static variable to NULL instead of unset()-ing it, so it does not retain its value

#310863 by bangpound, dboulet, catch, lee20: Locale variable results in locale module install, so skip adding empty variable when not needed.

- Patch #298722 by pwolanin: _menu_translate returns FALSE before to_arg is available.  Drupal.org upgrade blocker.

#245990 follow up by Damien Tournoud, David_Rothstein, pwolanin: Move back to an internal URL check for HTTP request checking and make the request checking less intrusive on what requests can be accomplished

#346285 by grendzy, Damien Tournoud, thekevinday et al: fixed problem when HTTP_HOST is not transmitted

#323386 by mariuss: The selection type in profile module expects items each on their own line and should not break items on commas

#328977 by Dave Reid, hgmichna: comment_controls() form function lacks first form_state parameter, so passed values are incorrectly used

#323474 by gpk, Dave Reid, catch: hook_boot() was not called on non-cached pages when agreesive caching was on