#181088 by fajerstarter, catch and JirkaRybka: rename 'access control' to 'permissions' for usability reasons

#182799 by Moshe Weitzman: form_state['values']['form_build_id'] should not be saved as a system setting when a setting form is submitted

#72487 by chx, pwolanin and moshe weitzman: let node_access() work on arbitrary users, so independent user access checks can be done in a request

#175117 by kbahey: developer improvement: include caller function name and user name in SQL queries for the query log when debug mode is turned on, so debugging gets easier

#172588 follow up note by Freso, patch by me: concatenation coding style fixes at end of lines in color module help

#180897 by sun and dvessel: fix various XHTML validity issues in Drupal by closing unclosed tags, avoiding empty table containers, and so on

#182410 by greggles: HTTP Basic authentication username and password was parsed in drupal_http_request() but then not used in the request

#182310 by chx: remove #DANGEROUS_SKIP_CHECK, as with the AHAH functionality now we have safer methods to add things in the cached form for validation, so we don't need this security hole possibility kept anymore.

#178768 follow up patch by myself: now that we know Drupal module is moved to site_network, we can document is in the changelog

#181741 by quicksketch: fix AHAH throbber/progress bar issues and generalize progress display configuration to allow module developers to choose from the throbber and progress bar

#181758 by webernet: move cache_block creation to update_fix_d6_requirements() to avoid warnings about the nonexistent table through the update process

#180588 by merlinofchaos: run tabs through theme('menu_item_link') compared to just l() directly, so they can be properly themed

#181564 by Crell: add first and last CSS classes to menu tree lists and themed item lists for themers to use

#178999 follow up patch by sun: fix lots of code comment formatting and grammar errors in common.inc

#104220 by ChrisKennedy: remove arbitrary half post max size restriction on maximum uploadable file size

#116200 by njivy: initilize node type data before trying to delete a node type, so we have data about what do we delete

#175979 by Desbeers: forum module does not need to call node_prepare anymore, because it is already done

#178768: Removing Drupal module from Drupal to improve security and privacy. Will live in contrib under a different name if people step up to maintain. Look at the issue for more information.

#177473 by chx, quicksketch, dvessel and merlinofchaos: make it possible for modules to add their own theme variable preprocess hooks and improve documentation on the different preprocess options

- Patch #180432 by hunmonk, sun, et al: make comment settings per node type.  This is a new feature that slipped in because it is required for the project module on drupal.org.

#163785 by Eaton, dvessel and quicksketch: theme .info files should be able to override core and module CSS files based on file basenames

- Patch #150245 by webchick, bjaspan, ralf, Arancaytar et al: move the .schema files into .install files to prevent mistakes.

#176503 by chx and bennybobw: hidden profile fields cannot be required and cannot be put on the registration form, so we needed warnings on the editing form to not let admins save forms set with these combinations.

#170514 by pwolanin: block and page cache should be cleaned when a menu item is changed (saved, deleted) or the menu router is rebuilt