Query contract module

[td202]

Purpose

Closes #1124 Depends on https://github.com/Concordium/concordium-base/pull/511

Adds support for smart contracts to query the module reference and contract name of smart contract instances.

Changes

• Add constructors to the InvokeMethod type for the new queries.
• Add implementation for the new queries.

Checklist

• [x] My code follows the style of this project.
• [x] The code compiles without warnings.
• [x] I have performed a self-review of the changes.
• [x] I have documented my code, in particular the intent of the hard-to-understand areas.
• [x] (If necessary) I have updated the CHANGELOG.