Install testing requirements from kotti.
Add user marker for pytest.
Fix import for Kotti > 0.8x.
Update Kotti dependency version.
pep8
Version bump.
Use form classes for the form views instead of deprecated generic functions.
Fix imports.
Reorder imports.
Use pytest fixtures instead of UnitTest classes.
Update gitignores.
Merge pull request #4 from j23d/master

Updates for Kotti > 0.8.x