docs: add iOS WebViewConfiguration link

apidoc/Titanium/UI/iOS/WebViewConfiguration.yml

@@ -3,10 +3,12 @@ name: Titanium.UI.iOS.WebViewConfiguration
 summary: A collection of properties used to initialize a web view.
 description: |
     Use the <Titanium.UI.iOS.createWebViewConfiguration> method to create and use as a parameter of <Titanium.UI.WebView.configuration>.
-    Using this you can determine how soon a webpage is rendered, how media playback is handled, the granularity of items that the 
+    Using this you can determine how soon a webpage is rendered, how media playback is handled, the granularity of items that the
     user can select, and many other options. This property can only be set when creating the webview and will be ignored when set afterwards.
 
     See the example section "Usage of WebViewConfiguration with WebView in iOS".
+    Information on additional available preferences can be derived from the original WebKit sources:
+    [WKPreferences.mm](https://github.com/WebKit/webkit/blob/main/Source/WebKit/UIProcess/API/Cocoa/WKPreferences.mm)
 extends: Titanium.Proxy
 platforms: [iphone, ipad, macos]
 since: {iphone: "8.0.0", ipad: "8.0.0", macos: "9.2.0"}
@@ -30,7 +32,7 @@ properties:
 
   - name: suppressesIncrementalRendering
     summary: |
-        A Boolean value indicating whether the web view suppresses content rendering until it is fully 
+        A Boolean value indicating whether the web view suppresses content rendering until it is fully
         loaded into memory.
     type: Boolean
     default: false
@@ -39,8 +41,8 @@ properties:
     summary: |
         A Boolean value indicating whether HTML5 videos play inline or use the native full-screen controller.
     description: |
-        You must set this property to play inline video. Set this property to true to play videos inline. 
-        Set this property to false to use the native full-screen controller. When adding a video element 
+        You must set this property to play inline video. Set this property to true to play videos inline.
+        Set this property to false to use the native full-screen controller. When adding a video element
         to a HTML document on the iPhone, you must also include the playsinline attribute.
         The default value for iPhone is false and the default value for iPad is true.
     type: Boolean
@@ -59,7 +61,7 @@ properties:
   - name: processPool
     summary: The process pool from which to obtain the  Web Content process of view.
     description: |
-        When a web view is initialized, either a new web content process is created for it from the 
+        When a web view is initialized, either a new web content process is created for it from the
         specified pool or an existing process in that pool is used.
     type: Titanium.UI.iOS.WebViewProcessPool
     platforms: [iphone, ipad, macos]
@@ -77,7 +79,7 @@ properties:
   - name: javaScriptEnabled
     summary: A Boolean value indicating whether JavaScript is enabled.
     description: |
-        Setting this property to false disables JavaScripts that are loaded or executed by the web page. 
+        Setting this property to false disables JavaScripts that are loaded or executed by the web page.
         This setting does not affect user scripts.
     type: Boolean
     default: true
@@ -93,11 +95,11 @@ examples:
         Creates a configuration object and use it as property of webview.
 
         ``` js
-        var config = Ti.UI.iOS.createWebViewConfiguration({ 
+        var config = Ti.UI.iOS.createWebViewConfiguration({
             allowsPictureInPictureMediaPlayback: true,
-            preferences: { 
+            preferences: {
                 minimumFontSize : 20,
-            }, 
+            },
         });
 
         var webView = Ti.UI.createWebView({