Change × for its hex code (\00d7) to avoid causing problems during minification
Remove and add is-active-class properly on modals
v1.0.4
Change version number on page
Add native style momentum scrolling to content area

This allows for better scrolling behavior in general.
Reference #45.

Coincidently it also prevents the background page from scrolling
when the user scrolls beyond the content area's content.
Reference #31.
Update version-number in modal.js
Remove page parts from main repository
Remove mixin include from tests

This fixes a bug appearing since the latest changes
for separation of website and repo-code. Anyway mixins
weren't used at all so I removed them.