Merge remote-tracking branch 'origin/repack' into repack-dev

catalogue/ArchiveFileBuilder.cpp

catalogue/catalogue_schema.pdf

common/threading/SocketPair.cpp

...inuousintegration/orchestration/tests/archive_retrieve.sh

mediachanger/MmcProxy.cpp

mediachanger/acs/daemon/AcsMessageHandler.cpp

mediachanger/acs/daemon/AcsPendingRequests.cpp

objectstore/ArchiveQueueAlgorithms.cpp

objectstore/GarbageCollector.cpp

objectstore/Helpers.cpp

objectstore/RetrieveRequest.cpp

objectstore/RootEntry.cpp

scheduler/ArchiveMount.cpp

scheduler/ArchiveMount.hpp

scheduler/OStoreDB/MemQueues.hpp

scheduler/OStoreDB/OStoreDB.cpp

scheduler/OStoreDB/OStoreDB.hpp

scheduler/OStoreDB/OStoreDBTest.cpp

scheduler/RetrieveMount.cpp

scheduler/RetrieveMount.hpp