Setting forceMinimumDocumentHeight default to false. This is an iOS edge-case and messes with desktop browsers.

Fix phaserjs#1399

Author: photonstorm

src/core/ScaleManager.js

@@ -442,7 +442,7 @@ Phaser.ScaleManager = function (game, width, height) {
     *
     * @property {?Phaser.Point} [scrollTo=(auto)] - If specified the window will be scrolled to this position on every refresh.
     *
-    * @property {boolean} [forceMinimumDocumentHeight=true] - If enabled the document element's minimum height is explicity set on updates.
+    * @property {boolean} [forceMinimumDocumentHeight=false] - If enabled the document elements minimum height is explicity set on updates.
     *
     * @property {boolean} [canExpandParent=true] - If enabled then SHOW_ALL and USER_SCALE modes can try and expand the parent element. It may be necessary for the parent element to impose CSS width/height restrictions.
     */
@@ -451,7 +451,7 @@ Phaser.ScaleManager = function (game, width, height) {
         orientationFallback: null,
         noMargins: false,
         scrollTo: null,
-        forceMinimumDocumentHeight: true,
+        forceMinimumDocumentHeight: false,
         canExpandParent: true
     };