Support for some basic Python testing.
Handling of loading error with proper error propagation.

Allow simple screenshot saving.

Uses built package to print dependencies.

Should fix automation of format.

Uses the `build.rs` file to generate compile time information about the build environment.
This information is exposed to the WASM environment through interface methods that are then used by the `Emulator` interface.

Better exaplains the structure of the repository

Better exaplains the structure of the repository