added mail coffee api
rate-limit voter key updates
fix tests:  add optional 'pay_fee' arg to builder::finalize
fix another test
list_*_balances returns a map with the balance IDs
take a string to make optional address work properly
fix acceptance tests
fix more tests
get owners for object when it's an account
switch add_object params to allow default values. also scan_objects
[GS] Update regression tests
adding asset authority and parent/child assets
Merge branch 'develop' of github.com:BitShares/bitshares_toolkit into develop
adding authorization tracking to chain db
remove link_account_operation
Merge branch 'develop' of https://github.com/BitShares/bitshares into develop
Added operation to authorize keys to hold an asset

Update and Issue Asset now use Multi Sig authority which is initialized
to the issuer account ID.  This will help protect asset issuance and
make them transferrable.
acceptance tests: prettier error reporting in case of instance crash
Created an extended update asset operation

Support setting extra attributes on user issued assets such as fee,
restricted, and retractable.
Asset Restriction Compliance

Updated bids, asks, withdraws, and deposits to comply with asset
ownership restrictions and issuer override authority.