Updates to fnctl to make UX better (#272)

* See the hello/go README for how this all works now.

* Node support for fnctl auto build

* Updated based on PR comments.

examples/hello/node/hello.js

@@ -6,4 +6,4 @@ try {
 		name = obj.name
 	}
 } catch(e) {}
-console.log("Hello", name, "from Node!");
+console.log("Hello", name, "from Node!");