Change labels for start/stop
getbalance_MP fixes
+ add check to see if property exists
+ add divisibility handling - depends on pending CMPSP.getdivisibility() call
Rewrite send_MP to support SP transactions
Remove manual numbers from error messages in send_MP
Remove comment about getSP not working that magically appeared again
Merge pull request #48 from zathras-crypto/michael-0921_z

RPC fixes