Issue #1315992 by xjm: Remove path designations from menu callback docs to conform with current 8.x standards

Issue #1446372 by Heine, bserem, champlin: Fixed Invalid Unicode code range in PREG_CLASS_UNICODE_WORD_BOUNDARY fails with PCRE 8.30.

Issue #1430300 by mradcliffe, effulgentsia: Fixed Preprocess functions in an include file fail to get called when the theme implements a suggestion override.

Issue #967166 by effulgentsia, Cottser: Fixed Content rendered via AJAX does not respect stylesheets removed in .info files.

- Patch #1416392 by Gábor Hojtsy, plach, rvilar: clean up language (types) bootstrap function naming and documentation.

Issue #655048 by Gábor Hojtsy, intuited: Fixed Plural formula information blanked when importing a poorly-formed .po file.

Issue #652288 by Niklas Fiekas: Rewording the 'proceed with the installation' text on the installer's requirements page.

Issue #1221276 by fietserwin, Gábor Hojtsy, sun, gumanist: Fixed locale_get_plural() only works for a single language within a request and does not work for English.

Issue #41595 by pillarsdotnet, m3avrck, sun et al: Fixed All pager links have an 'active' CSS class.

Issue #1250800 by attiks, Jelle_S, dereine: Fixed Language domain should work regardless of ports or protocols.

- Patch #1431040 by Gábor Hojtsy: rename LOCALE_LANGUAGE_NEGOTIATION_* constants to LANGUAGE_NEGOTIATION_*.

Issue #998256 by justafish, Dave Reid: Please let modules know about the original URL alias in hook_path_update().

- Patch #1357918 by Gábor Hojtsy, swentel, sun, no_commit_credit: missing update for language_default() in language langcode update.

- Patch #1425280 by Niklas Fiekas, swentel: no contextual links in node lists after a node without contextual links.

Issue #911354 by adrian, boombatower, jhedstrom, sun, yhahn, dixon_, et al: Fixed Tests in profiles/[name]/modules cannot be run and cannot use a different profile for running tests.

Issue #761608 by JohnAlbin: Fixed Missing theme settings values because list_themes() has inconsistent theme object data.

Issue #1331370 by beejeebus, plach: Fixed [Upgrade path broken] Stored include paths need to be updated to /core before running the upgrade path.

- Patch #1414314 by Gábor Hojtsy, tstoeckler: make node and path depend on language module only for language support, get rid of locale_language_name().

Issue #1229442 by bleen18, amateescu, chrispomeroy: Change notification for: Convert poll tpls and markup to HTML5.

Issue #1183250 by jessebeach, linclark, aspilicious, sun, Everett Zufelt, scor: Add a theme_datetime() function to consistently theme dates and datetimes.

- Patch #1229442 by bleen18, amateescu, chrispomeroy, jessebeach: convert poll tpls and markup to HTML5.

- Patch #1346166 by Dave Reid: Improve performance of token_replace() if there are no tokens to replace.

- Patch #1280538 by fastangel, Gábor Hojtsy, plach: Language negotiation UX: default the path prefix setting on installation so that it actually works right away.