Fixed TestAnchorWithoutAnyTextValidator

Added test_can_get_violation_definitions
Fixed TestBaseValidator
Fixed TestBodyValidator

Added test_can_get_violation_definitions
Fixed TestImageWithoutAltAttributeValidator

Added test_can_get_violation_definitions
Fixed TestImageRequestsValidator

Added test_can_get_violation_definitions
Improving TestLinkWithRedirectValidator

Added test_can_get_violation_definitions
Fixed TestLinkWithRelCanonicalValidator

Added test_can_get_violation_definitions
Fixed TestLinkWithRelNofollowValidator

Added test_can_get_violation_definitions
Fixed TestMetaRobotsValidator

Added test_can_get_violation_definitions
Fixed TestCSSRequestsValidator

Added test_can_get_violation_definitions
Fixed TestRobotsValidator

Added test_can_get_violation_definitions
Fixed TestSchemaOrgItemTypeValidator

Added test_can_get_violation_definitions
Fixed TestSitemapValidator

Added test_can_get_violation_definitions
Fixed TestTitleValidator

Added test_can_get_violation_definitions
Fixed TestMetaTagsValidator

Added test_can_get_violation_definitions