ajaxorg/ace — pull request #2241 by jmeas (2014-11-15 18:29:23+00:00)
Title: Sets offset of fontMetrics div to be 0.

Offsetting the fontMetrics div causes the 'ghost image' created when
drag and dropping an Ace Editor to be offset by that same amount. By
removing the offset we fix the problem. Closes #2240.