move permalinks to individual module
add classes to the appendix and supplement section elements
Definition header design
TOC style tweaks
fixes issue #135 Chrome z-index bug
re-style reference links in definitions sidebar
prevent definition sidebar from moving with open TOC
preventing sidebar from moving with TOC at all screen widths
avenir next for sidebar numbering
fix excessive spacing in inline interps
retina permalink icon
decrease margins to accomodate for smaller header
fix heading hierarchy in appendix
header style tweaks
add logo locally
add a title
include beta label
Merge remote-tracking branch 'upstream/master'
resolve merge conflicts
full width header