AuthorityRound network simulation test

GasPrice selection for contract execution

Reject existing transactions

Allow autoRemove from api.subscribe based on callback return values

Replace misplaced & with && in gitlab-ci.yml

Lower gas usage for creating a Multisig Wallet

Added IO service explicit stop

* Be lenient around invalid owners map

* Filter invalid owners before render

* Initial split of component (WIP)

* GasPriceEditor externalised

* Fix lint

* Remove unused file

* Combine tx checks into single file

* Move UI components into UI

* DRY links

* Unused rollup config

* Cleanup util paths

* Revert "Move UI components into UI"

This reverts commit 3379e61246cde635c296d31322b71e63395a5cd4.

* Re-apply ~/util/tx move

* Cleanup unused styles

* Update babel to latest version

* Re-add circular deps plugin

* Bump for build

* Fixes for babel build

* Fix contracts execution will fallback function

* Fix contract execute modal

* Working execute from Contract

* Don't dupliacet events

* Gas * 1.2 in wallet confirmations