Updated English documentation with PCFSoftShadowMapFast references

docs/api/en/constants/Renderer.html

@@ -39,6 +39,7 @@
 		THREE.BasicShadowMap
 		THREE.PCFShadowMap
 		THREE.PCFSoftShadowMap
+		THREE.PCFSoftShadowMapFast
 		</code>
 		<p>
 		These define the WebGLRenderer's [page:WebGLRenderer.shadowMap.type shadowMap.type] property.<br /><br />
@@ -46,6 +47,7 @@
 		[page:constant BasicShadowMap] gives unfiltered shadow maps - fastest, but lowest quality.<br />
 		[page:constant PCFShadowMap] filters shadow maps using the Percentage-Closer Filtering (PCF) algorithm (default).<br />
 		[page:constant PCFSoftShadowMap] filters shadow maps using the Percentage-Closer Soft Shadows (PCSS) algorithm.
+		[page:constant PCFSoftShadowMapFast] filters shadow maps using the Percentage-Closer Filtering (PCF) algorithm with additional sub-sampling.<br />
 		</p>
 
 		<h2>Tone Mapping</h2>

docs/api/en/renderers/WebGLRenderer.html

@@ -245,7 +245,7 @@
 
 		<h3>[property:Integer shadowMap.type]</h3>
 		<p>Defines shadow map type (unfiltered, percentage close filtering, percentage close filtering with bilinear filtering in shader)</p>
-		<p>Options are THREE.BasicShadowMap, THREE.PCFShadowMap (default), THREE.PCFSoftShadowMap. See [page:Renderer Renderer constants] for details.</p>
+		<p>Options are THREE.BasicShadowMap, THREE.PCFShadowMap (default), THREE.PCFSoftShadowMap and THREE.PCFSoftShadowMapFast. See [page:Renderer Renderer constants] for details.</p>
 
 		<h3>[property:Boolean sortObjects]</h3>
 		<p>