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

#412518 by catch, bangpound, and yched: Convert taxonomy_node_* to field API (with upgrade path). Say buh-bye to old, crusty code.

- Patch #578520 by sun | c960657, mfb, Dries, catch, mattyoung: make  in url() only accept an array. Another nice API clean-up!

Patch #579366 by sun, litwol | chx, Dries: simplified form API redirection handling. I can actually understand it now. ;-).

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 by #565496 by dropcube, pwolanin: changed Allow dynamic attaching of other types of stuff to render() structures.

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

#76422 by coreyp_1: Greet admin users with a prompt to create content types rather than an access denied page when no content types exist on node/add.

- Patch #511748 by moshe weitzman: pushing rending to later in the cycle so there is more room for customization.

#457744 by quicksketch: Insert missing calls to file_attach_delete() and file_attach_delete_revision().

- Patch #361277 by michaelfavia, Brandonian, catch, et al: remove the 'post settings' admin screen and relocate options.

- Patch #394484 by Berdir and Crell: converted node module to the new database abstraction layer. Yay.

- Patch #385602 by Damien Tournoud, desbeers, Gabor Hojtsy: log message sometimes lost on node preview. With a test\!

#323112 by dmitrig01, kkaefer, quicksketch, frando and many many more: Now presenting... Vertical Tabs. Fantastic new UI improvement for node forms and hopefully more in the future.

#369964 by yched and bjaspan: Refactor field validation and error reporting. Field API no longer coupled to Form API. Hooray.

- Patch #361683by Barry, Yves, Karen, Moshe Weitzman, David Strauss, floriant, chx, David Rothstein: initial field API patch. More work to be done, but ... oh my!

- Patch #351235 by dmitrig01, webchick, frando, moshe weitzman, et al: hook_page_alter.  Oh, behave.

- Patch #244904 by edkwh, keith.smith: renamed 'input format' to 'text format' based on UMN usability study.