- Patch #765860 by effulgentsia, dww, dereine, mikey_p, sun: make drupal_alter() support multiple alter hooks executed by module weight.

#368093 by emosbaugh, kirkage, naxoc, alexpott, et al: Fixed Block visibility settings are case sensitive.

#560746 follow-up by chx: Split hook_block_info_alter() into list_ and info_alter() and clean up block_rehash().

- Patch #91663 by sun, Berdir, swentel, blackdog, chx: permission of text format is not checked when editing an entity and instead reset to something a user can use.

- Patch #684774 by andypost, sun: critical bug: block visibility settings cannot be properly extended.

#556872 by Davy Van Den Bremt, pwolanin, sun, and eojthebrave: Fixed Action links do not work on all levels (example: 'add block' action link does not appear).

- Patch #503782 by skilip, Davy Van Den Bremt, eojthebrave, sign: not able to select region at block creation.

#414424 by sun, chx, Arancaytar, yched, et al: Introduce Form API #type 'text_format' for additional DX/security around rich text fields.

- Patch #691938 by carlos8f, mr.baileys: block caching per-role, per-user, per-page was broken. With new tests.

- Patch #691938 by carlos8f: block caching per-role, per-user, per-page was broken. Added block caching tests.

#678714 by effulgentsia: Unify use of theme hook / template suggestions, fix clobbering problems, and improve suggestion discovery performance.

- Patch #502190 by jhodgdon, stella, sun: hook implementation headers out of compliance with standards.

- Patch #491214 by JohnAlbin, Gábor Hojtsy, eigentor: implement a more usable top level Appearance page. Yay.

#632898 follow-up by batigolix and arianek: Minor tweaks to Block module documentation for consistency.

- Patch #619902 by sun: performance improvement: dashboard, region and block building had unnecessary function calls.

- Patch #606640 by eojthebrave, sun, catch: don't use menu loaders because menu loaders are executed on every menu system access check. Performance improvement.

#606526 by axyjo and scor: Remove trailing whitespace and add newlines at end of files. Sorry, folks! But it is after code freeze. :)

#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().

#473268 by David_Rothstein, sun, yoroy, Gábor Hojtsy, cwgordon7, et al.: Allow contextual editing of dang near everything on the page. Also adds a context system to menu local tasks.

- Patch #544360 by Gábor Hojtsy, ksenzee, David_Rothstein, seutje, JacobSingh, paul.lovvik, EclipseGc et al: Dashboard module 1.0. Wo-hoot!

#118345 by sun: Make user.module conform to standard presave/insert/update/form_alter hook paradigm.

#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().