#728434 by NEOatNHNG: Fixed Default template for 'Account activation' mail doesn't contain one-time-login link.

#260934 by plach, ShawnClark, et al: Fixed Static caching: cannot call drupal_validate_form() on the same form more than once.

#282191 follow-up by plach: Remove ambitious parts of translatable fields UI from core that are no longer relevant, given what made it into Drupal 7.

#587706 by dalin: Fixed language_initialize() needs to clean up ['q'] just like drupal_path_initialize() does.

#306540 by halstead, Dave Reid, jvandyk, eMPee584: Fixed Orphaned assigned actions still triggered and cannot be removed.

- Patch #679530 by sun, David_Rothstein: administer filters permission should not affect text format widget.

- Patch #131737 by malc0mn, scor, v1nce, Pancho, mrfelton, nvanhove: fixed Return-Path being overwritten by the PHP mail() function.

- Patch #704182 by jide: use transparent PNG instead of opacity for overlay background to gain rendering performance.

- Patch #239196 by Gábor Hojtsy, jhodgdon, jvandyk: indexing status shown on search settings page is incorrect.

- Patch #732486 by Damien Tournoud, JacobSingh: drupal_add_http_header()  req ; make Status a normal header and drupal_add_http() header shouldn't return a list of headers.