Added remaining Pokémon form data. #5

Types, abilities, egg groups, and stats for Shaymin, Giratina, and Rotom forms.
Updated height and weight for Shaymin and Giratina forms.
Added Giratina's form descriptions and updated Shaymin's to mention link
battles and freezing.

pokedex/db/tables.py

@@ -180,6 +180,14 @@ class Move(TableBase):
     super_contest_effect_id = Column(Integer, nullable=False)
 
 class Pokemon(TableBase):
+    """The core to this whole mess.
+
+    Note that I use both 'forme' and 'form' in both code and the database.  I
+    only use 'forme' when specifically referring to Pokémon that have multiple
+    distinct species as forms—i.e., different stats or movesets.  'Form' is a
+    more general term referring to any variation within a species, including
+    purely cosmetic forms like Unown.
+    """
     __tablename__ = 'pokemon'
     id = Column(Integer, primary_key=True, nullable=False)
     name = Column(Unicode(20), nullable=False)
@@ -225,6 +233,17 @@ class Pokemon(TableBase):
             return "%s %s" % (self.forme_name.capitalize(), self.name)
         return self.name
 
+    @property
+    def normal_form(self):
+        """Returns the normal form for this Pokémon; i.e., this will return
+        regular Deoxys when called on any Deoxys form.
+        """
+
+        if self.forme_base_pokemon:
+            return self.forme_base_pokemon
+
+        return self
+
 class PokemonAbility(TableBase):
     __tablename__ = 'pokemon_abilities'
     pokemon_id = Column(Integer, ForeignKey('pokemon.id'), primary_key=True, nullable=False, autoincrement=False)
@@ -332,6 +351,9 @@ LocationArea.location = relation(Location, backref='areas')
 Pokemon.abilities = relation(Ability, secondary=PokemonAbility.__table__,
                                       order_by=PokemonAbility.slot,
                                       backref='pokemon')
+Pokemon.formes = relation(Pokemon, primaryjoin=Pokemon.id==Pokemon.forme_base_pokemon_id,
+                                               backref=backref('forme_base_pokemon',
+                                                               remote_side=[Pokemon.id]))
 Pokemon.dex_numbers = relation(PokemonDexNumber, backref='pokemon')
 Pokemon.egg_groups = relation(EggGroup, secondary=PokemonEggGroup.__table__,
                                         order_by=PokemonEggGroup.egg_group_id,