- Patch #275368 by michaelfavia, sun, mattconnolly: allow disabling comment preview + unify with node preview settings.

#412730 folllow-up by Crell: Move missing theme key notification to watchdog so that Drupal doesn't totally bomb out when theme function isn't found. (also fixes CLI installs)

#565480 by plach and peximo: TF #2: Multilingual field handling. Integration between field API and locale module + translatable node bodies.

#538660 by JacobSingh, dww, JoshuaRogers, adrian, Crell, chx, anarcat, and cwgordon7: Add a functioning Plugin Manager to core. Can you say module installation and updates through the UI? I knew you could! :D

- Patch #602710 by quicksketch: fixed aggressive reset.css in Seven -- broke RTL language and some forms.

- Patch #604618 by Crell, JacobSingh: create a common interface for Archive operations so we can handle .zip, .tar.gz.

- Patch #599804 by effulgentsia, catch: unify page, AJAX 'path', and AJAX 'callback' callbacks. Oh my, this is the beginning of something big.

- Patch #470242 by yched, bjaspan: fixed namespacing for bundle names to avoid users rendering their site unusable.

- Patch #412730 by Crell, jbomb, JohnAlbin: theme system should report when a theme key is not found.

- Patch #604828 by bangpound: added missing check_plain() in theme_field_formatter_taxonomy_term_plain().

- Patch #563708 by JohnAlbin, joshmiller: improve theme_get_setting() and make custom theme settings a true form_alter().

- Patch #601570 by effulgentsia: hook_exit() and other cleanup needs to happen for AJAX requests too.