Declaration cache: Only keep hash of entity, and respect entity.can_cache_declaration
Updates Changelog
Merge branch '2.5'

Conflicts:
	Changelog
	kombu/common.py
Timer API now using secs instead of msecs
Timer defines len so must also define __nonzero__
Adds Davanum Srinivas to AUTHORS (was missing)
Updates Changelog
Adds Maxime Rouyrre to AUTHORS (was missing)
Adds setuptools bundles
Fixes typo
Cosmetics
Updates Copyright years to 2013
Fixes
zmq transport: Respect the timeout argument in Client.get()
Adds Jesper Thomschütz to AUTHORS
Updates Cangelog
Removes useless maybe_block
MongoDB: Connection deprecated in favor of MongoClient, and end_request no longer needed.  Re #250
Zmq: Must use finally to clear timeout
Replaces URI_PASSTHROUGH global with Transport.can_parse_url