force Flash on Edge 15+, fixes #3812

bigbluebutton-client/resources/prod/MconfLive.html

@@ -64,11 +64,14 @@
       attributes.name = "BigBlueButton";
       attributes.align = "middle";
       attributes.tabIndex = 0;
+      
       // In Chrome 56 Google started blocking Flash by default so we force the SWF to 
       // be loaded in the DOM rather than relying on the SWFObject code to detect 
       // Flash because it can't.
+      // Edge 15 also hides the fact that Flash is available so adding a hack for that too.
       var browserInfo = determineBrowser();
-      if (browserInfo && browserInfo[0] === "Chrome") {
+      if (browserInfo && ((browserInfo[0] === "Chrome" && !navigator.userAgent.match(/android/ig)) ||
+                          (browserInfo[0] === "Edge" && browserInfo[1] >= 15))) {
         // Added a sort of callback idea because when this script runs "content" doesn't exist yet
         var fillContent = function(){
           var content = document.getElementById("content");