Bug 868574 - devicemanager.mkDirs does not work on root's children; r=mcote
Bug 868505 - [mozdevice] DeviceManagerSUT.fileExists(path) throws unhelpful exception if path is directory or does not exist; r=mcote
Bug 888741 - mozinstall should use mozfile.rmtree;r=jhammel
Bug 887910 - Refactored test_load.py to not use hardcoded port 8888;r=wlach