updated README, working real ecosystem fixed properties
Merge pull request #46 from zathras-crypto/michael-0921_z

First RPC calls for SP
minor changes
Merge branch 'michael-0921' of https://github.com/mastercoin-msc/mastercore into michael-0921
moneys changed to struct+map
Merge branch 'michael-0921' of github.com:mastercoin-MSC/mastercore into michael-0921_z