bake: Big pass on bake performance. - Reduce the amount of data passed between processes. - Make inter-process data simple objects to make it easier to test with alternatives to pickle. - Make sources have the basic requirement to be able to find a content item from an item spec (path). - Make Hoedown the default Markdown formatter.

*.pyc
*.egg-info
.cache
__pycache__
venv
tags
bower_components
node_modules
build/lib
util/messages/_cache
util/messages/_counter
dist
docs/_cache
docs/_counter
foodtruck/static
piecrust.egg-info
piecrust/__version__.py
.ropeproject