Cleanning CavaDRAM code, added silveroak recompiled to sub-module list

.gitmodules

framework/CavaDRAM/CavaFIFO/CavaFIFO.v

framework/CavaDRAM/CavaFIFO/CavaFIFOProperties.v

framework/CavaDRAM/CavaFIFOREF/CavaFIFOREF.v

framework/CavaDRAM/CavaFIFOREF/CavaFIFOREFProperties.v

framework/CavaDRAM/CavaFIFOREF/CavaFIFOREFProperties2.v

framework/CavaDRAM/CavaTDM/CavaTDMREF.v

framework/CavaDRAM/CavaTDM/CavaTDMREFProperties.v

framework/CavaDRAM/Core/CavaCommonInstances.v

framework/CavaDRAM/Core/CavaCounter.v

framework/CavaDRAM/Core/CavaCounterProperties.v

framework/CavaDRAM/Core/CavaDemux.v

framework/CavaDRAM/Core/CavaMemory.v

framework/CavaDRAM/Core/CavaReqQueue.v

framework/CavaDRAM/Core/CavaSM.v

framework/CavaDRAM/Core/CavaSMExtraction.v

framework/CavaDRAM/Core/CavaSMProperties.v

framework/CavaDRAM/Core/CavaSMProperties2.v

framework/CavaDRAM/Core/CavaSM_.v

framework/CavaDRAM/Core/CavaSMbackup.v