Add some privacy features

REQUEST_LOG_IP
	stop logging ip addresses
REQUEST_ANONYMOUS_IP
	set last octet to '1'
REQUEST_LOG_USER
	stop logging user
Merge pull request #36 from camillo/master

Add some privacy features
updated URLField for Django 1.5
fixed a bug where if i was already overriding extra_head in a previously included template it requests overview wouldnt work
Merge pull request #38 from AaronGhent/master

Support for Django 1.5 URLField
removed cruft
Merge pull request #40 from AaronGhent/master

Removed cruft that caused a template to not be rendered
Merge branch 'master' of https://github.com/kylef/django-request into update1.5

Conflicts:
	request/models.py