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

Fixes suggested by raveneye for GetAvailableCredit  & GetBlocksToMaturit...
Merge branch 'master' into dev

* master:
  Fixes suggested by raveneye for GetAvailableCredit  & GetBlocksToMaturity Bug
极特币 Updated Chinese name for DigiByte