* Update to latest subxt with async/await, latest substrate

* Factor out common extrinsic submission

* Fmt

* Update to latest subxt

* Update subxt and dependencies

* Remove ink abstraction layer

* Format code

* Implement instantiate command

* Bump version

* Doc comments

* Fix invalid default gas value

* Default empty constructor data

* Require constructor data

* Hide instantiate behind deploy feature

* Rename deploy feature to extrinsics to include instantiate

* Format code

* Fix deploy test

* Instantiate test

* Update README

Qinxuan Chen authored Nov 26, 2019 and Andrew Jones committed Nov 26, 2019

Signed-off-by: koushiro <[email protected]>