added python 3.2, 3.3, and 3.4 to travis testing
upgraded flake8
upgraded coverage, django-nose, and django-phonenumber-field
added .tox/ and .idea/ to gitignore
updated django-phonenumber-field requirement for python 3 compatibility
updated South requirement for python 3 compatibility
updated .travis.yml, added tox.ini
added Django to requirements, moved test requirements to a separate file
removed run_tests.py and fixture data (now generated dynamically)
first pass at Python 3 compatibility and simpler tests
moved manage.py to TLD, updated Makefile and testing configs
removed python 3.2 and django 1.3 from Travis testing matrix
fixed some formatting in conf.py
added pypy to classifiers in setup.py
Merge branch 'develop' of https://github.com/rdegges/django-twilio

Conflicts:
	django_twilio/compat.py
	django_twilio/models.py
	manage.py
	requirements.txt
	run_tests.py
	setup.py
	test_project/settings.py
	test_project/urls.py
bumped version numbers
updated import path for AUTH_USER_MODEL now that compat is gone
fixed a couple typos in foreword docs
__init__ file got clobbered during a merge conflict; adding it back
added an alias for the old name for discover_twilio_credentials