NaN parameters now throw synchronous errors
Merge pull request #32 from firebase/nananana

NaN parameters now throw synchronous errors
added package file for migration script
Merge branch 'master' into v3

Conflicts:
	dist/geofire.min.js
	examples/fish1/js/vendor/geofire.min.js
	examples/fish2/js/vendor/geofire.min.js
	examples/fish3/js/vendor/geofire.min.js
	examples/sfVehicles/js/vendor/geofire.min.js