[#ARCH-151] Implement FileMgmt service for scheduled file deletion; update INSTALL instructions.
[#ARCH-121  DataManagement - Split a study (move series to another/new study identified by it's UID) ]

Refactored implementation to allow performing multiple operations in one
request
[#DCMTEST-16] Create a dcm4chee-arc-query unit test
[#DCMTEST-16] Create a dcm4chee-arc-query unit test; merging in changes from master.