rewritten tests to use pytest_pyramid
unified session with pyramid_basemodel’s
parametrize tests against two most recent pyramid versions and sqlalchemy
add pytest-dbfixtures, and run tests against postgresql and mysql as well
drop python 2.6 from tests
100% test coverage
migrated tests to py.test
removed nose and lxml from test requirements
extracted UserEmailMixin from User model
validation exception improvements
set licensing to MIT License
fixed general error message for register_POST processing
activate action no longer gives 404 error after first use. Default is message about token being invalid or used [veronicazgirvaci]