Issue #1817484 by tomgeekery, kiamlaluno: Fixed The search_form_submit() function contains a 'return' statement right at the end of the function.

Issue #716496 by killtheliterate, rootwork: Make sure all core template files are in themeable group

Issue #1335388 by wojtha: Fixed Warning: strpos(): Empty delimiter in search_simplify_excerpt_match().

Issue #987472 by damien_vancouver, OnkelTem: Fixed search.module doesn't consistently support multibyte characters.

- Patch #1265946 by klausi, tstoeckler, dereine, aspilicious: DoS against core using a large number of OR search query terms.

Issue #1326932 by jenlampton, rump: Bunny ears are fuzzy: update search test node content to reflect this.

Issue #1183430 by TR, oriol_e9g: Fixed t function strings should not have whitespaces at beginning or end.

- Patch #999040 by Niklas Fiekas: corrected alternative control structure syntax in theme templates.

Issue #1049462 by rfay: Fixed Usage of deprecated form_state['clicked_button'] causes bugs during AJAX submissions by non-buttons.

Issue #253725 by jhodgdon: Fixed () in search results does not have array keys on comments and uploads values.

Issue #1106636 by pwolanin: use system_get_info() API function instead of unserializing from DB to get module names.

#916086 by mcarbone, jhodgdon: Fixed search_excerpt() doesn't highlight words that are matched via search_simplify()

#1008022 by droplet, jhodgdon, aspilicious: Fixed search-block-form.tpl.php refers to ['submit'], which no longer exists

#915174 by sdboyer, sun: Remove pointless files[] declarations on files that are not declaring classes.

- Patch #821646 by David_Rothstein: dashboard prints the search form title twice on the page (can confuse screen reader users).

#518512 by lelutin, dwong127, jhodgdon, nadavoid: Fixed Search from block with no keywords doesn't display the 'Please enter some keywords' message

- Patch #950460 by Gábor Hojtsy, drunken monkey, jhodgdon: language selection in advanced search filters broken.

#74673 by jhodgdon, mcarbone: Search does not correctly handle large numbers (> maxint) so you cannot search by UPC code.

- Patch #867114 by jhodgdon, mgifford, sun: search results should add lang tag if language of search result differs.

- Patch #827116 by jhodgdon, marvil07: search API is inconsistent in /, and generally needs doc cleanup.

#601932 by David_Rothstein, carlos8f, yoroy, Bojhan, et al: Allow dashboard to limit available blocks.

- Patch #882694 by mgifford, sun, ksenzee, bleen18, yched: add missing form element titles for accessibility.