Switch to astypedef, adds unit tests

Scripts/Interfaces/Pokemon.astypedef

@@ -0,0 +1,37 @@
+type Pokemon {
+    const Species@ Species { get const; };
+    const Forme@ Forme { get const; };
+    uint8 Level { get const; };
+    uint Experience { get const; };
+    Gender Gender { get const; };
+    uint8 Coloring { get const; };
+    bool Shiny { get const; };
+    const Item@ HeldItem { get const; };
+    uint CurrentHealth { get const; };
+    const constString& ActiveAbility { get const; };
+    bool IsFainted { get const; };
+    uint MaxHealth { get const; };
+    const Species@ DisplaySpecies { get const; };
+    const Forme@ DisplayForme { get const; };
+    Battle@ Battle { get const; };
+    BattleSide@ BattleSide { get const; };
+    const constString& Status { get const; };
+    const narray<LearnedMove@>@ Moves { get const; };
+    bool HasHeldItem(const constString &in name) const;
+    void SetHeldItem(const constString &in name);
+    void SetHeldItem(const Item@ item);
+    string Nickname { get const; };
+    bool HasType(uint8 type) const;
+    void Damage(uint type, DamageSource source);
+    void Heal(uint type);
+    void OverrideActiveAbility(const string &in ability);
+    void ChangeStatBoost(Statistic stat, int8 amount);
+    uint GetFlatStat(Statistic stat) const;
+    uint GetBoostedStat(Statistic stat) const;
+    uint GetBaseStat(Statistic stat) const;
+    int8 GetStatBoost(Statistic stat) const;
+    ref@ AddVolatile(const constString &in name);
+    void RemoveVolatile(const constString &in name) const;
+    void ClearStatus() const;
+    void SetStatus(const constString &inout name);
+}