Validate on [data-validate] attribute rather than class hook.
Automatically validate filled fields on load.
Fix issue loading modal from hash.
"Default" validation messages if not specified.
Relative paths for requires.
Preliminary work to allow fieldset validation.
Re-adds "match" validation function.
Only validate required fields on submit (for now).
Merge pull request #269 from DoSomething/validation-improvements

Validation improvements
Release v3.10.0
Fix tests to use new Validation container.
Merge pull request #270 from DoSomething/validation-container-name

Fix tests to use new Validation container.
Release v3.10.1
Finalizing the new header pattern and making a few other updates.
Spacing update.
Weird merge conflict, but fixed.