Reverts hover over small video to show display name.

modules/UI/videolayout/LocalVideo.js

     this.videoSpanId = "localVideoContainer";
     this.container = $("#localVideoContainer").get(0);
     this.localVideoId = null;
+    this.bindHoverHandler();
     if(config.enableLocalVideoFlip)
         this._buildContextMenu();
     this.isLocal = true;

modules/UI/videolayout/RemoteVideo.js

     this.addRemoteVideoContainer();
     this.connectionIndicator = new ConnectionIndicator(this, this.id);
     this.setDisplayName();
+    this.bindHoverHandler();
     this.flipX = false;
     this.isLocal = false;
     /**

modules/UI/videolayout/SmallVideo.js

     return (isVideo ? 'remoteVideo_' : 'remoteAudio_') + stream.getId();
 };
 
+/**
+ * Configures hoverIn/hoverOut handlers.
+ */
+SmallVideo.prototype.bindHoverHandler = function () {
+    // Add hover handler
+    var self = this;
+    $(this.container).hover(
+        function () {
+            self.showDisplayName(true);
+        },
+        function () {
+            // If the video has been "pinned" by the user we want to
+            // keep the display name on place.
+            if (!self.VideoLayout.isLargeVideoVisible() ||
+                !self.VideoLayout.isCurrentlyOnLarge(self.id))
+                self.showDisplayName(false);
+        }
+    );
+};
+
 /**
  * Updates the data for the indicator
  * @param id the id of the indicator