added com.oracle.graal.api.code.RegisterSaveLayout.registerToSlot(Register)
added com.oracle.graal.lir.FrameMap.stackSlotSize()
AMD64: implemented DeoptimizationStub.deoptimizationHandler
mx: added --jdt-warning-as-error when building annotation processor jars
commented out MatchProcessor logging
fixed code that ecj had a problem compiling
mx: parallelized Java builds (GRAAL-350)
gate: use parallelized Java building in the gate
fixed pylint warning
made Graal work with the HotSpot compiler queue and compiler threads, enabled by -XX:-UseGraalCompilationQueue