Set block number of P2SH and managed properties

Those features are already live, see:

https://github.com/mastercoin-MSC/mastercore/blob/mscore-0.0.8/src/mastercore.h#L97
https://github.com/mastercoin-MSC/mastercore/blob/mscore-0.0.8/src/mastercore.h#L98
missing zero fix
Merge pull request #1 from faizkhan00/blockfix

missing zero fix
Merge pull request #279 from dexX7/enable-p2sh-and-managed-properties

Set block number of P2SH and managed properties

Appears to be uncontroversial. Merging.