move freedom require statements inside the grunt exports section so the gruntfile can be included by dependent repos without the freedom packages needing to be in node_modules
move the require statements so that they do not run when another repo imports this gruntfile, only to re-use Rule
Merge branch 'dev' into trevj-require-fix

Conflicts:
	Gruntfile.coffee
	package.json
Merge pull request #26 from uProxy/trevj-require-fix

fix issue where repos importing this Gruntfile need to have freedom(-for-*)* packages installed
Merge branch 'dev'