Remove linter files from SC.
Add ua5-frontend-standards as dependency.
Update Marionette.FadeInOutRegionCSS3.

- Use constants where possible
- Allow fade time to be configurable
- Use all css3 prefixes, not just webkit
- Prevent `show` event from being fired until html is attached to dom
- Meet ua5 frontend standards
Merge pull request #3 from UseAllFive/update-css3-transition

Update css3 transitions