Merge pull request #5 from alexmingoia/master

Add optional query for Model.all and Model.removeAll
Merge pull request #6 from alexmingoia/master

Add tests for passing query to superagent.
Release 0.1.2
Add argument to set request header.
Support 0.2.0 sync API changes.
Add ajaxParseAllBody and ajaxParseGetBody events. References modella/ajax#7.
Merge branch 'modella-0.2'

Conflicts:
	lib/ajax.js