#695468 by Caligan: document theme functions generating submission information for comments and nodes

#470998 by cwgordon7, bleen18, Psicomante: Fix top padding for logo in Garland, so the logo is placed at the right position with the background

#295895 by Michelle, JohnAlbin: Garland mistakenly used phptemplate_comment_wrapper() to override comment-wrapper.tpl.php; should use a preprocess function instead to complement the core comment-wrapper.tpl.php

#282852 by Arancaytar, will_in_wi: remove negative margin on .node in Garland, so nodes do no overlap the messages area on the page

#203323 by JirkaRybka, robertgarrigos, lilou, thePanz, c960657, sun: move the LANGUAGE_* constants to bootstrap.inc and remove several defined() checks on them now that they are always defined

#314564 by m1mic: fix HTML validation in the pushbutton theme - footer paragraph wrapping and bgcolor invalid.

#217926 by dropcube: Garland and Minnelli was updated for Drupal 6, but their code comments were not (minor)

#209663 by Matt V., ScoutBaker, Arancaytar: document that the modules and themes folders are only for core modules and themes

#208768 by dvessel, Arancaytar: language direction should be in the HTML source, so it is more accessible even without CSS

#194590 by scor, JirkaRybka, attiks, dvessel; with heavy testing by catch: fix a dozen issues with sticky table headers

#202821 by marco.robotangel: display messages above help in all core themes for consistent user feedback (usability)

#199809 by theborg: comment templates were not checking status properly (fix notice, allows themes to theme in-preview comments differently)

#197425 by mooffie, slightly modified: add blockquote support by default and blockquote theming to Garland and Bluemarine (other themes have it already)

#193604 by hass and dvessel: fix color module to be able to use arbitrary styles, not just style.css, fixing Minnelli coloring and RTL CSS file coloring

#200334 by kkaefer: update bluemarine, chameleon and marvin themes with the current 3d Druplicon, instead of the old 2d one

 - whitespaces at end of lines
 - indentation
 - control structure usage
 - whitespace in empty lines
 - phpdoc comment formatting

#196410 report by daniel.soneira, patch by myself, tested by Freso: several fixes to url() generation and path aliasing, fixing path aliases for node paths and front page links in themes

another go at #181582 (same patch as before), now that maintenance theming allows us to use Minnelli properly in updates and installs even with .info file based inheritance

#141727 by merlinofchaos, dvessel, sun: restore themeability support for maintenance pages (regression)

#148084 by levavie, yhager and z.stolar: RTL styles for pushbutton, which completes RTL theme support in Drupal 6 core