Move code and includes to .cpp, add virtual dtors

...armem/server/query_proc/diskmemory/EntityQueryProcessor.h

...rmem/server/query_proc/workingmemory/BaseQueryProcessor.h

...er/query_proc/workingmemory/CoreSegmentQueryProcessor.cpp

...rver/query_proc/workingmemory/CoreSegmentQueryProcessor.h

.../server/query_proc/workingmemory/EntityQueryProcessor.cpp

...em/server/query_proc/workingmemory/EntityQueryProcessor.h

.../server/query_proc/workingmemory/MemoryQueryProcessor.cpp

...em/server/query_proc/workingmemory/MemoryQueryProcessor.h

...uery_proc/workingmemory/ProviderSegmentQueryProcessor.cpp

.../query_proc/workingmemory/ProviderSegmentQueryProcessor.h