Fix copyright year.
Multisig groundwork.
P2SH and multisig loading.
Multisig/P2SH: tx page.
pubkey_pos: Removed column.
Multisig/P2SH: block page.
handle_address: Separated SQL from HTML.
Include escrow transactions in address history.
Chain.ds_serialize_block: new method.
Made encode_script a method.
Add Copyright.
Gen: Store arbitrary keyword arguments as attributes.
Separate tests.
main: factor to support externally supplied store.
Optionally serve HTTP during tests: incomplete.
Cleanups.
Minor doc fix.
Test multisig and P2SH outputs.
* Optionally save test data in blkfile format.
* Multisig upgrade path (incomplete).
* Ported minor fixes from master.
Parametrize testdb.