I have the same problem with Crome, I use Crome V50.0.2661 and I have a few extensions installed. When I open CKEditor I have about 4000 lines of code.
Safari on MAC V9.11 I have the same problem in the CKeditor there is about 3000 line of code.
I have a clean version of FireFox 45.0.2 and do...