Add test to handle reloading styles in-place

Add test to handle reloading styles in-place
Merge pull request #162 from rviscomi/reload-style-in-place

Add test to handle reloading styles in-place
Update website to use GitHub icons.

Replacing the included icons from Web Starter Kit with those from Octicons
provides a wider array of icons and an built-in icon for linking to GitHub.
Merge pull request #163 from nicksay/web

Update website to use GitHub icons.