The default value of the Shh option is true, but cli can't
see it because it is not part of the mist options.

This is necessary because cli doesn't see the default
value unless the flag is included.

This ensures that compiler error messages contain the correct path.

p2p/discover: fix api issues caused by leveldb update

rlp: fix list bounds check overflow (found by go-fuzz)

p2p/discover: persistent node database

godeps: refresh leveldb, clean up stale dependencies

Conflicts:
	rpc/api.go

Whisper cleanup, part 3

The list size checking overflowed if the size information
for a value was bigger than the list. This is resolved by
always performing the check before reading.

Ref: https://github.com/Gustav-Simonsson/go-ethereum/commit/21c4c155ee68890a069654dcc5bc083a867f65cd

Remove old logger from RPC pkg

Add privkey loading to block tests

And output as quantity, not data