- Patch #626024 by sun, catch: fixed filter_list_format() hits database too often / filter_format_save() doesn't save all filters.

- Patch #504076 by eigentor, David_Rothstein, dcor, heather, lisarex: improve text format description.

#600974 by effulgentsia, JohnAlbin, sun, and Damien Tournoud: Allow theme functions to take one argument without any hacks. NOTE: This is an API change in hook_theme().

- Patch #572618 by effulgentsia, pwolanin, sun: all theme functions should take a single argument. Code clean-up and performance improvement. Woot.

#464862 follow-up by kkaefer: Rename drupal_css_class() to drupal_html_class_X(), for better accuracy.

- Patch #464862 by JohnAlbin, sun, dereine | dvessel, Jacine, Zarabadoo: added drupal_css_class() to clean class names and rename form_clean_id().

- Patch #11218 by David_Rothstein, sun, quicksketch, duncf, awood456, dropcube, mgifford | pwolanin, dww, RobRoy, Crell, webchick, beginner, ray007, bjaspan, chx, Gábor Hojtsy, Steven, Dries, lutegrass, sym, guardian, matt2000, geerlingguy, SeanBannister, matt westgate, com2, praseodym: allow default text formats per role, and integrate text format permissions.

before a form builder function, to facilitate common form elements. Clean-up
from form_builder changes from CTools patch. Has nice side-benefit of making
all form functions' signatures consistent.

- Patch #470840 by salvis, sinasquax, sun: fixed bug in node_access() if we specify an account. Extend filter_access() to take custom account.

#560740 by sun and David_Rothstein: 'Escape all HTML' filter did not escape any HTML. Now that's a problem. (with tests)

- Patch #559658 by sun, dropcube: store filter settings per format, general API clean-up and documentation improvements.

- Patch #428296 by dropcube, sun, catch: filter system doesn't communicate with other modules about filter format changes/deletions.

- Patch #546336 by sun, dropcube: code clean-up and documentation improvements for the filter hooks.

#497118 by chx, catch, pwolanin, JoshuaRogers, and Jacob Singh: Remove the function registry. While the hope was that this would result in improved performance for low-end hosts, it comes at the expense of critical development experience problems and less benefit than something like APC. Class registry remains intact to facilitate autoloading.

Of all the patches to accidentally commit without a message. :( Rolling back registry rip. Let's try that again.

#326539 by JohnAlbin, sun, cha0s, ultimateboy, Rob Loach, Damien Tournoud: Convert 'class' attribute to use an array, not a string.

#362972 by tic2000 and stewsnooze: Have nofollow filter remove 'rel' attributes instead of just adding rel='nofollow'.