Build: Rearrange grunt/npm tasks into a build/dist/test pattern

Ref 76df9e4e38
Closes gh-1980

build/tasks/node_smoke_test.js

@@ -0,0 +1,16 @@
+module.exports = function( grunt ) {
+
+	"use strict";
+
+	grunt.registerTask( "node_smoke_test", function() {
+	    var done = this.async();
+		require( "jsdom" ).env( "", function( errors, window ) {
+			if ( errors ) {
+				console.error( errors );
+				done( false );
+			}
+			require( "../.." )( window );
+			done();
+		});
+	});
+};