Document Cerulean City scripts

include/field_specials.h

@@ -19,9 +19,9 @@ void StopPokemonLeagueLightingEffectTask(void);
 void nullsub_60(void);
 void nullsub_61(void);
 u8 ContextNpcGetTextColor(void);
-void set_unknown_box_id(u8);
-u16 get_unknown_box_id(void);
-bool8 sub_80CC7B4(void);
+void SetPCBoxToSendMon(u8);
+u16 GetPCBoxToSendMon(void);
+bool8 ShouldShowBoxWasFullMessage(void);
 u16 GetHiddenItemAttr(u32 hiddenItem, u8 attr);
 u8 GetUnlockedSeviiAreas(void);
 u32 GetPlayerTrainerId(void);