Conflicts:
	parity/signer.rs
	signer/Cargo.toml
	signer/src/lib.rs
	signer/src/ws_server/mod.rs

Conflicts:
	rpc/src/v1/types/bytes.rs

Change eth_signAndSendTransaction to personal_SignAndSendTransaction

this has the added benefit of allowing the removal of redundant upgrades.

Support "earliest" and specific block parameters in RPC where possible

with modus ponens panickers

* dont use system temp for migration, do backup

* fixed issue with number of open files on osx

* fixed compilation of util tests

Empty trusted signer crate with it's general purpose described.

More bootnodes for morden.

move existing rpc tests into mocked module

Conflicts:
	.travis.yml
	Cargo.toml
	cov.sh
	doc.sh
	fmt.sh
	hook.sh
	test.sh