Add new RPC call to recover lost accounts
Finish implementing wallet_recover_accounts

It didn't actually work. Now it does.
More fixes for correct shutdown of p2p code -- this restores normal deletion to peer_connections, and causes their deletion to be postponed in the circumstances we expect to be problematic.
Update fc external
Merge pull request #570 from BitShares/recovery

Account recovery in restored wallet
Merge branch 'develop' of github.com:BitShares/bitshares_toolkit into develop
console.log must be explicitly enabled with --log-commands (resolves #565)
Fix regression tests
Reorder --help output
Clean up wallet_impl::withdraw_to_transaction
Do not show zero votes in wallet_account_vote_summary