Authority round consensus engine

Jaco Greeff authored Nov 15, 2016 and Arkadiy Paronyan committed Nov 15, 2016

* Fix decimal calculation

* Recalc when shorcutting estimate

Restrict max code size for EIP-150 and after.

Nicolas Gotchac authored Nov 15, 2016 and Jaco Greeff committed Nov 15, 2016

* Use signature of functions instead of names #3411

* Fixes contract tests #3448

Handle contract constructor inputs

Use Contract owner for unregistering Token

Create directories only if feature is enabled

* Adds error handler in Importer // Import AddressBook #2885

* More robust import #2885

remove -Zorbit=off
switch to rust 1.13

Scrollable accounts in autocomplete