Close modals on clicking overlay. Restructured modal code to be a bit cleaner.
Updated styleguide modal example.
Only allow user to click overlay to close if modal has close button.
Only expose public API in NEUE.Modal.
Added isOpen method to public API.
Add hash to URL for modal and re-open if hash is present on load.
Prevent scrolling to top upon removing hash.
Adds a test form in second modal.
Merge pull request #247 from DoSomething/modal

Modal