aidancbrady/Mekanism — pull request #1629 by jstockwin (2014-08-03 20:39:19+00:00)
Title: Fixed issue "Chemical Oxidizer Bug #1628"

Adds a check to see if stack is already in the slot and stops it merging
into itself if it is.

https://github.com/aidancbrady/Mekanism/issues/1628