Bug 964095 - DEVICE_DEBUG should set adb and devtools r=yurenju
Merge pull request #15706 from KevinGrandon/bug_964095_debugger_mode

Bug 964095 - DEVICE_DEBUG should set adb and devtools r=yurenju
Bug 955626 - Change start_b2g wait in GaiaTest to wait for AppWindowManager to acknowledge the active frame instead of js event