start working on multiple parsers
try a different pattern
use plugins
v0.2.1

Refactored to run a stack of parsers.
start removing defaults
update tests
Merge branch 'no-defaults' into plugins

Conflicts:
	test/parse.js
v0.3.0

API changes. Parsers can now be a function, or an object with a `.parse()` method.
Merge branch 'plugins'