#338630 by plach, arhak: locale module was unable to recover from a lost Javascript translation file

#251792 by pwolanin, Damien Tournoud, slantview, c960657: added a locking framework for long running operations; solves rebuilding issues with menus and the locale cache

#284392 follow up by benoitg, brianV, mathieu, evoltech, tyr, Steven Jones, agentrickard, bl444137: better fix for issues around SQL rewrites adding DISTINCT

#370958 by Rob Loach, drewish, c960657, neilnz: some Adobe Flash MIME types were missing from our MIME listing

#424372 by mr.baileys, bombatower, Arancaytar: :: in .info files caused fatal error, use list of constants for lookup instead

#673974 by sun: PHP notice when mass-unpublishing or deleting comments, and wrong form validation redirect

#639708 by kiamlaluno, JuliaKM, jhodgdon: minor fix for documentation of return value in drupal_match_path()

#644482 by hass (backport of #452936): use TRUNCATE to do full cache clearing, which results in a dramatic speed increase

#528822 by markDrupal, jhodgdon: update batch API example to document file key, reflow key listing to be an actual list

#280319 by robertDouglass: search_box_form_validate() is referenced in search form, but does not exist

#528204 by rfay, drewish: menu item sorting should be case insensitive; lowercase titles for sorting

#216101 by Arancaytar, aufumy, incidentist, scor, c960657: Fix OpenID registration workfow in case of errors; let users prefill fields when username or email address was not provided or the values were not valid for Drupal.

#550488 by c960657: Do not allow PHP scripts to be cached unless they explicitly send cache headers themselves.

#640050 by heyrocker: fix code example in drupal_execute() phpdoc; password fields should have two string values

#647336 by Morbus Iff: No params for xmlrpc() causes PHP 5.3.x failure of XML-RPC. Initialize the XML-RPC message params property properly.

#375931 by Senpai, Dave Reid: system.install should clear out module list and hook implementation statics before calling system_theme_data()

#472820 by rfay, Rob Loach, mfb, sun, andypost: do not remove newlines in CSS aggregation; it breaks certain valid CSS structures

#336358 by Wesley Tanaka, brianV: fix slow query in ping module and correct its use of the database API

#525504 by gpk, Dave Reid, sun: anonymous users should not have a contact form; also with added code documentation

#554992 by Davy Van Den Bremt, jhodgdon: code documentation for block_box_get() and block_box_save()

#319033 by Ralf, Dave Reid, dww: modules could bubble up in the update status listing if having submodules which are earlier in alphabetical ordering

#499828 by Darren Oh, Dave Reid, dww: Wrong release dates were recorded on multi-module projects if deployed from CVS

#193383 follow up by TheRec: (regression) - some set_time_limit() numbers were inadvertently removed in the previous patch.