Pip8 convention following improved
Ready for next ucoin release

Merge pull request #7 from Insoleet/master

Transfer wrapper bug fixes

Using a keyid when executing transactions

* wrappers/transactions.py: refactorization, added Divide class in order to use money division feature provided by the API

* merke_easy_parser get optional begin and end argument in to slice requests * used in tx.Sender and tx.Recipient request

* wrappers/__init__.py: created monotransaction abstract class + fusion class, fixed an issue on coinsget class