Removed dead external module links

These modules have since been included in the repository.

README.md

@@ -125,21 +125,10 @@ $ npm install whs
 
 |Name|Status|Description|
 |:--:|:----:|:----------|
-|[whs-module-statsjs][statsjs]|![statsjs-npm]|WhitestormJS module for JavaScript Performance Monitor ⚡⌛|
-|[whs-module-dat.gui][datgui]|![datgui-npm]|User Interface for runtime editing properties 🔑🛠🔩|
 |[physics-module-ammonext][physics-ammonext]|![physics-ammonext-npm]|Physics module based on [Ammo.js](https://github.com/kripken/ammo.js/)|
-|[whs-module-audio][audio]| WIP |Audio module for 3D positional sound 🔉|
-|[whs-vrkit][vrkit]|![physics-ammonext-npm]|Module for Virtual Reality|
 
-[statsjs]: https://github.com/WhitestormJS/whs.js/tree/dev/modules/whs-module-statsjs
-[statsjs-npm]: https://img.shields.io/npm/v/whs-module-statsjs.svg?style=flat-square
-[datgui]: https://github.com/WhitestormJS/whs.js/tree/dev/modules/whs-module-dat.gui
-[datgui-npm]: https://img.shields.io/npm/v/whs-module-dat.gui.svg?style=flat-square
 [physics-ammonext]: https://github.com/WhitestormJS/physics-module-ammonext
 [physics-ammonext-npm]: https://img.shields.io/npm/v/physics-module-ammonext.svg?style=flat-square
-[audio]: https://github.com/WhitestormJS/whs.js/tree/dev/modules/whs-module-audio
-[vrkit]: https://github.com/WhitestormJS/whs.js/tree/dev/modules/whs-vrkit
-[vrkit-npm]: https://img.shields.io/npm/v/whs-vrkit.svg?style=flat-square
 
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