To avoid 0x0 characters in ROM title.

Using write! instead of list_str.push_str

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.

This reverts commit e252646f.

Adds an extra EOL.

Added more Rust versions