Normal CLI options with geth.

Do not remove the peer immediatelly on send error

Support node identity.
Support fine-grained JSONRPC API enabling.

Jsonrpc block behind

Remove println!s.

JournalDB option 1 fix

Network tracing cleanup

Counters should never have an entry with zero value.

Update to be similar to master.

This reverts commit d330f0b7.

Conflicts:
	sync/src/transaction_queue.rs

Conflicts:
	sync/src/transaction_queue.rs