Use totalSupply for totalCoins in consensus

[jose-compu]

Now supply of coins is in Ledger, use this total as totalCoins in Blockchain or BlockOp for Consensus.

[alperozoner]

There is a typo; the variable name should be totalSupply instead of "totalSuply".

[jose-compu]

thanks @alperozoner

[alperozoner]

#29 should be closed