- Patch #800366 by sivaji, David_Rothstein: prevent creating shortcut set with empty or duplicate label.

- Patch #134321 by dvessel, dboulet: if default color profile base and original style.css background color are the same, output is invalid CSS background.

- Patch #721086 by rfay, aspilicious, andypost: create tests for system actions, clean up token replacement, clean up triggers.

- Patch #831914 by Dave Reid: removed redundant/duplicate [node:uid], [comment:uid], and [file:uid] tokens.

- Patch #837728 by aaronbauman: @see directives in system.api.php: move to bottom of docblocks, prepend blank line.

#838438 follow-up by Damien Tournoud: db_prefix is no longer a global, wrong path given to drupal_var_export() function file.

- Patch #195416 by Damien Tournoud, David Strauss: table prefixes should be per database connection.

#660302 follow-up by heyrocker and jhodgdon: Fixed Migration path for changed user email tokens; don't complicate translation of default messages.

#838438 by Damien Tournoud, chx: Added basic tests for D6 => D7 upgrade path, and framework for further extending upgrade test coverage. W00t! :D

#838040 by justinrandell, azriprajwala: Fixed notices thrown when adding a stock field to a stock content type.

- Patch #795022 by nenne, brightplum: drupal_explode_tags() and drupal_implode_tags() should point to each other; taxonomy_implode_tags() too.

- Patch #718922 by derjochenmeyer, betz, mgifford, JohnAlbin, casey: .element-invisible does not work with VoiceOver on OS X Snow Leopard.

- Patch #693084 by dhthwy, jpmckinney, reglogge, clemens.tolboom, naxoc, chx: file_munge_filename() extension handling broken by move to File Field.

- Patch #553106 by kiamlaluno, dereine, marcingy: _menu_overview_tree_form() access a not defined variable.

- Patch #836748 by aaronbauman, jhodgdon: improve documentation about install/enable/etc. hook invocation order.

- Patch #635212 by sun, David_Rothstein, ryandekker, tstoeckler: fallback format is not configurable.