Bug 956671 - Don't iterate over all compartments in Debugger::sweepAll(), only those in the current zone group r=billm
Bug 929546 - Rekey initial shape table for moved proto/parent/metadata pointers r=terrence
Bug 929546 - We don't need to mark the initial shape table in minor GCs any more r=terrence
Bug 956673 - Postbarrier writes to crosscompartment wrappers table r=terrence