Undo PokeCodec's PRs

This commit undoes most of PokeCodec's PRs after the debate in chat. Some
harmless or completely superseded PRs have been left alone, as there is not
much benefit in attempting to undo them.

Reverts #1104, #1108, #1115, #1118, #1119, #1124, #1126, #1127, #1132, #1136,
#1137, #1139, #1140, #1144, #1148, #1149, #1150, #1153, #1155, #1177, #1179,
#1180, #1181, #1182 and #1183.

src/pokemon_jump.c

@@ -406,7 +406,7 @@ void StartPokemonJump(u16 partyIndex, MainCallback callback)
 
     if (gReceivedRemoteLinkPlayers)
     {
-        gUnknown_02022CFC = Alloc(sizeof(struct PokemonJump1));
+        gUnknown_02022CFC = Alloc(sizeof(*gUnknown_02022CFC));
         if (gUnknown_02022CFC)
         {
             ResetTasks();
@@ -1245,7 +1245,7 @@ static bool32 sub_802B8CC(void)
             break;
         // fall through
     case 1:
-        if (JOY_NEW(A_BUTTON))
+        if (gMain.newKeys & A_BUTTON)
         {
             sub_802C164();
             sub_802AE14(3);
@@ -1336,7 +1336,7 @@ static bool32 sub_802BA58(void)
     case 2:
     case 5:
         gUnknown_02022CFC->unk3C++;
-        if (JOY_NEW(A_BUTTON | B_BUTTON) || gUnknown_02022CFC->unk3C > 180)
+        if (gMain.newKeys & (A_BUTTON | B_BUTTON) || gUnknown_02022CFC->unk3C > 180)
         {
             sub_802DA14();
             gUnknown_02022CFC->unkA++;
@@ -3922,7 +3922,7 @@ static void Task_ShowPokemonJumpRecords(u8 taskId)
             data[0]++;
         break;
     case 2:
-        if (JOY_NEW(A_BUTTON | B_BUTTON))
+        if (gMain.newKeys & (A_BUTTON | B_BUTTON))
         {
             rbox_fill_rectangle(data[1]);
             CopyWindowToVram(data[1], 1);