removed unmaintained test.sh, ported validators doctests to unittests, fixed an issue with IS_MATCH() that never worked

gluon/tests/__init__.py

@@ -8,6 +8,7 @@ from test_router import *
 from test_routes import *
 from test_storage import *
 from test_template import *
+from test_validators import *
 from test_utils import *
 from test_contribs import *
 from test_web import *