additional (failing) SecretStore test

Updating clippy & fixing warnings.

rpc web3 tests

Making personal json-rpc configurable via cli

Conflicts:
	ethcore/src/lib.rs
	sync/src/chain.rs
	sync/src/lib.rs
	util/src/keys/store.rs
	util/src/lib.rs

Rearrange journaldb infrastructure to make more extensible

JournalDB -> Box<JournalDB>, and it's a trait.

Conflicts:
	parity/main.rs

fix warning for transaction_queue.add usage

Adding std::mem back (only for asm)

update readme to exclude beta step (stable is ok)

fixed U256 and transaction request deserialization

Conflicts:
	parity/main.rs

More geth compatibility.

Removing running clippy by default on nightly.

rpc net submodule tests