Merged in structural changes to sip. Tests Pass.
WIP. Switching to other branch
Merge branch 'master' into sanders_mpiio
Refactored persistent array manager to worker & server specific implementations
Minor fixes.
WIP. Switching out.
bug fix
Merge branch 'master' into sanders_mpiio

Conflicts:
	.cproject
	src/sip/mpi/data_distribution.cpp
	src/sip/mpi/sip_server.cpp
	src/sip/static_data/index_table.cpp
	src/sip/static_data/sip_tables.cpp
	src/sip/static_data/sip_tables.h
Disk backed save & restore
Fixed up test_simple (for single node)
Fixed up test_mpi_simple (for MPI aces4)
Save & restore using mpiio changed to match 'chaining of saves/restores' semantic
Merge branch 'master' into sanders_mpiio
Reverted to rccsd_rhf without print
Fixed crucial bug in SipTables::block_indices_offset_in_array
Fixed persistent distributed array test
Changed debug prints and logging messages. Fixed minor bug.
Fixed bug with make check not always working correctly.
Implemented disk backed block replacement policy, buggy
Working disk backed arrays (for smaller tests)