* Address renamed to H160 at bigint library level
* moved uint specific test from util to bigint library
* naming
* unifing hashes in progress
* unifing hashes
* cleanup redundant unwraps in tests
* fixed compiling
* Address book for local addresses.
* Simple disk-backed address book.
* Add test and keep file with keys.
* View and import Geth keys.
* Fix test.
* Fix up author info.
[ci:skip]