Start refactoring to include draft 4 validation
Add the rest of needed methods for draft 4 validation
Merge remote-tracking branch 'origin/master' into draft4
Provide instances for draft3 and draft4 FormatCheckers
Merge in draft4 tests.
Merge remote-tracking branch 'upstream/master' into draft4_final
Fix format tests to work with draft 3 and 4
Fix the definitions test
Move date and time format checkers to draft 3 only
Rename host-name format checker to hostname in draft 4
Merge remote-tracking branch 'remotes/origin/master' into draft4
Make sure validator tests run on both draft 3 and 4 validators
Use $schema from validate function
Remove test suite changes that slipped through.
Long lines.
Separate meta schemas and validators.
Docstring.
Correct spacing.
Consistency.
Maybe this works for a message.
More error messages.