Merge branch 'release/0.6.5'

README.md

block_pool.go

ethchain/block.go

ethchain/block_chain.go

ethchain/error.go

ethchain/fees.go

ethchain/filter.go

ethchain/state_manager.go

ethchain/state_transition.go

ethchain/transaction.go

ethchain/transaction_pool.go

ethchain/types.go

ethcrypto/crypto_test.go

ethdb/database.go

ethereum.go

ethminer/miner.go

ethpipe/js_pipe.go

ethpipe/js_types.go

ethpipe/pipe.go

ethreact/reactor.go