test installed version instead of local dir
develop (not install) ckan itself
add MANIFEST.in for templates and json files
test: use import instead of file path
date_to_db converter has been removed, use remove_whitespace for test

Conflicts:
	ckanext/scheming/tests/test_validation.py
test coverage only for scheming
Merge pull request #5 from open-data/test-install

fix files missing from setup.py install