#58221, Turn #after_build into a functions array in order to make validation of date fields possible. Patch by yched, tenrapid
Also makes forms API more consistent (see #pre_render)

- Fix locations links in watchdog
- Fix repeated subdirectory in page cache CIDs

#56457 by chx: The search box that can be displayed by some themes (e.g. bluemarine) was not working.

#56089, $form['#redirect'] shouldn't be clobbered by the _submit return value., second try, patch by chx

#21084, Node module is not marked "required", but is required by other required modules, patch by Robert Douglass

#48025, System table not updated when moving modules, patch by grugnog, changed variable name to match conventions.

- Patch #45845 by jaza/chx: set default value of weight-selectors to 0 for consistency with Drupal 4.6.

- #40515: Ensure UTF-8 character set on the database side (and include upgrade path for incorrectly set up databases)