Added integration_tests app to example project

- added integration_tests to tox
Improved support for grappelli 2.4.x
Speed up get_perms

Split a single large permissions query into multiple queries to improve
performance
Merge pull request #134 from sustainingtechnologies/performance

Speed up get_perms
Translation added.

	new file:   guardian/locale/es/LC_MESSAGES/django.mo
	new file:   guardian/locale/es/LC_MESSAGES/django.po
It's 2013
Merge branch 'master' of https://github.com/lukaszb/django-guardian
Merge branch 'es-translation' of git://github.com/AdrianLC/django-guardian into AdrianLC-es-translation
Merge pull request #132 from jalaziz/grappelli-2.4

Improved support for grappelli 2.4.x
Updates for v1.1
Added ANONYMOUS_USER_ID config info to readme
Added tests for deprecated functions
Updated changelog
Updated requirements.txt for example project -- fixes #131
Added John P. Neumann to AUTHORS
Updated changelog
Removed unused import
Updated travis/tox for newest Django 1.5.1
Updated irc server domain
Adding locale files to MANIFEST.

My bad sorry, hadn't read it :/

	modified:   MANIFEST.in