add logging role
switch to handlebars as default template processor
II specific permalink format
II blog specific processor subclass
Add 'time' attr to HiD

Makes a couple of Handlebars-ish elements in the Jekyll stuff that weren't active before work.
add pretty_date helper
Don't automatically append a '/' to permalinks.

You want one there, _you_ fucking put one there.
Merge branch 'ii-hbars'