added test with pytest, run all tests through py.test
reorganised tests
changed conftest.py location
develop instead of install
extended validation errors
refactor email validation tests to pytests
extracted UserEmailMixin

email validation improvement
small enhancement
moved login tests to pytest
registration tests fully on pytest
reset password tests on pytest
basic config test moved to integration tests
emai lviews test moved to pytest
splited model tests into smaller chunks and moved to pytest
removed nose and lxml from test requirements
all utils in utils module
few code enhancements within includeme
tested groupfinder
test - logged user by default can see the login view
CHANGES update