Fixes suggested by raveneye for GetAvailableCredit  & GetBlocksToMaturity Bug
Merge pull request #19 from l0rdicon/getavailablecreditfix

Fixes suggested by raveneye for GetAvailableCredit  & GetBlocksToMaturit...
Revert "Fixes suggested by raveneye for GetAvailableCredit  & GetBlocksToMaturit..."
Merge pull request #20 from digibyte/revert-19-getavailablecreditfix

Revert "Fixes suggested by raveneye for GetAvailableCredit  & GetBlocksT...