removed console.log

lib/network/Network.js

@@ -810,7 +810,6 @@ Network.prototype._bindHammer = function() {
   this.hammer.on('dragend',   me._onDragEnd.bind(me) );
 
   if (this.constants.zoomable == true) {
-    console.log('here')
     this.hammer.on('mousewheel',      me._onMouseWheel.bind(me));
     this.hammer.on('DOMMouseScroll',  me._onMouseWheel.bind(me)); // for FF
     this.hammer.on('pinch',           me._onPinch.bind(me) );