Adjust AthenaPoolCnvSvc to changes to AthenaSharedMemoryTool implementation...

Adjust AthenaPoolCnvSvc to changes to AthenaSharedMemoryTool implementation (AthenaPoolCnvSvc-00-28-20)

2016-05-11  Peter van Gemmeren <gemmeren@anl.gov>
	* src/AthenaPoolCnvSvc.cxx: Adjust to changes to
	AthenaSharedMemoryTool implementation.
	* tag AthenaPoolCnvSvc-00-28-20

2016-04-14  Peter van Gemmeren <gemmeren@anl.gov>
	* src/AthenaPoolCnvSvc.cxx: Adjust to changes to IAthenaIPCTool inface.
	* tag AthenaPoolCnvSvc-00-28-18

2016-04-06  Peter van Gemmeren <gemmeren@anl.gov>
	* AthenaPoolCnvSvc: Get Placement from Athena (PersistentDataModel).
	* tag AthenaPoolCnvSvc-00-28-17

2016-04-05 Attila Krasznahorkay <Attila.Krasznahorkay@cern.ch>
	* Added a hand-written CMakeLists.txt file to make sure that the
	  package's tests are executed correctly.
	* Removed the executable flag from the source files of the package.
	* Removed the empty cmt/fragments directory.
	* Tagging as AthenaPoolCnvSvc-00-28-15

...
(Long ChangeLog diff - truncated)