Remove cruft from queue_common.py
Remove cruft from queue_common.py

edx/xserver,edx/xserver,Marx86/xserver,edx/xserver,EDUlib/xserver,Marx86/xserver,Marx86/xserver,Marx86/xserver,Marx86/xserver,EDUlib/xserver,EDUlib/xserver,edx/xserver,EDUlib/xserver,edx/xserver,EDUlib/xserver