Pass options, minify boolean.
Make devFile false by default.
Update tests.
Retrieve via API.
Update tests, make each property an individual test.
Since no dev file is now a possibility, there's no further need to ensure a development build is present.
Merge branch 'feature/modernizr-3.0' of https://github.com/Modernizr/grunt-modernizr into feature/modernizr-3.0

Conflicts:
	src/builder.js