Adding basic support for abortable rebalances, more to follow
Adding proxy write tests
Proxy to donor implementation + tests
Fixing test cases, have RebalanceController use ProtoBuf
Adding @deprecated for proxy put param + cosmetic debug msg fixes
Added a mode to the forklift tool to allow all conflicting versions
to be copied over to the destination
Added unit test
Cleaned up code# Please enter the commit message for your changes. Lines starting