initial django 1.4 support
initial index, needs work and testing, temporal commit to change the score field in the models
started migrating the score field to points, models, views and test
migrated.

Added search indexes.
temporal commit, search is still broken
haystack search working, bug in sort by relevance
added haystack user index
partially fixed relevance bug, it still does not produces the very same results as postgres but it (kinda) works
added setup_procedures for haystack and setup_templates
added tests for haystack
Merge branch 'master' into django1.4

Conflicts:
	askbot/feed.py
Merge branch 'master' into django1.4
moved const.py to settings.py
added restrictions to for user agent and IP addresses
threads can be now deleted and restored
going on with italian localization
Merge branch 'master' of https://github.com/xponrails/askbot-devel
some more translations
some more translations
some more translations
Merge branch 'master' into haystack

Conflicts:
	askbot/models/__init__.py
	askbot/models/question.py
	askbot/setup_templates/settings.py
	askbot/setup_templates/settings.py.mustache
	askbot/tests/__init__.py
	askbot/tests/badge_tests.py
	askbot/tests/db_api_tests.py
	askbot/views/commands.py
	askbot/views/readers.py
	askbot/views/users.py
	askbot/views/writers.py