Switch from .rvmrc to .ruby-version
Change favicons and apple touch icons
Revert "Change favicons and apple touch icons"

This reverts commit 04074684ea99567772e942532a1b18225e57e65d.
Revert "Revert "Change favicons and apple touch icons""

This reverts commit 2a0c3dd360d35f0fb6215827894a88d319b6b006.
Add testimonial to homepage