(tox) Moved everything test-related to tests/
(tox) Added tox.ini and updated test models

Added tox.ini file;
Made test models work from the tests/ directory.
(tox) Cleaned things

Updated .gitignore;
Updated test urls and removed djrunner results.xml from test settings;
Removed unnecessary code;
Cleaned setup.py.
Merge branch 'master' into tox

Conflicts:
	tox.ini
Merge branch 'master' into tox

Fixed tox.ini conflict and updated .gitignore.
Merge branch 'tox' of ssh://github.com/pbs/django-cms-dbtemplates into tox

Fixed tox.ini last commit whitespace.
(tox) Made remaining tests work

Added make_tls_property() from djangotoolbox in failing tests that required the modification of SITE_ID settings attribute.
Merge pull request #20 from pbs/tox

Integrated Tox