Provides enumerated types for models related to the Team Fortress 2 item schema.
```rs use tf2_enum::{Quality, KillstreakTier};
asserteq!(Quality::fromstr("Unusual").unwrap(), Quality::Unusual); asserteq!(Quality::Unusual as u32, 5); asserteq!(KillstreakTier::Professional.to_string(), "Professional Killstreak"); ```