Add Olympia state IR (intermediate representation)

[LukasGasior1]

Add Olympia state IR (intermediate representation): construction, serialization and deserialization

Also included:

• simple binary serializer/deserializer
• a core API method
• simple CLI to parse the IR state file

[diegomrsantos]

Really nice changes! Loved how clean this code was!

A few minor suggestions, and one semi-major issue we should fix (which is why I've marked it as request changes)

It is even enjoyable to review such clear code ;)

[sonarcloud[bot]]

Kudos, SonarCloud Quality Gate passed!   

0 Bugs
0 Vulnerabilities
0 Security Hotspots
0 Code Smells

87.0% Coverage
0.0% Duplication