Tests for createlink bugs

Inserting link currently *fails* reliably on `BROWSER_NAME='firefox' BROWSER_VERSION='29' PLATFORM='WINDOWS' ` 
I mentioned it in above comment. I pretty much by accident did it for the patched one. Then I did some scouting (Tiny MCE, Gmail, Google Docs, Medium) and I figured that this is more logical behavior. But that is of course matter of debate.