Issue #1899994 by katbailey, plach, YesCT: Fixed Disentangle language initialization from path resolution.

Issue #1899994 by katbailey, plach, YesCT: Disentangle language initialization from path resolution.

Issue #1891692 by katbailey: Fixed AliasManagerCacheDecorator won't work correctly with subrequests.

Issue #1269742 by katbailey, beejeebus, pwolanin, g.oechsler, ksenzee: Make path lookup code into an pluggable class.

Using the language_manager wrapper function to return a language whether or not we're in the requet scope

Issue #1496542 by cosmicdreams, sun, chx, vasi1186, aspilicious, alexpott, nadavoid, Pedro Lozano, disasm, andypost | heyrocker: Convert site information to config system.

Rename PathListenerAbstract to PathListenerBase to conform to what is likely to soon be the coding standard.

Alex Bronstein authored May 08, 2012 and Larry Garfield committed May 09, 2012

#1536844: Moved language, path, theme, and module initialization from bootstrap to request listeners.

Add BC shiv to keep old-style Dirty URLs working.  This should be a temporary fix only, and be removed later.

Add a listener to handle path resolution. For now we hack ['q'] still so that legacy code still works, but that will go away soon.