Add module names for the typedoc, make it work

Mark members with @private for typedoc.

tns-core-modules/fps-meter/fps-meter.d.ts

@@ -1,6 +1,8 @@
 /**
+ * @module "fps-meter"
+ * 
  * Allows you to capture the frames-per-second metrics of your application. 
- */
+ */ /** */
 
 /**
 * Starts the frames-per-second meter.

tns-core-modules/fps-meter/fps-native.d.ts

@@ -1,4 +1,7 @@
-
+/**
+ * @module "fps-meter/fps-native"
+ */ /** */
+
 /**
  * An utility class used to measure frames per second.
  */