[Zone] Implement zone player count sharding (#4536)

* [Zone] Implement zone player count sharding

* Update client.cpp

* Update database_instances.cpp

* You must request a shard change from the zone you are currently in.

* // zone sharding

* You cannot request a shard change while in combat.

* Query adjustment

* Use safe coords

* Changes

* Fixes to instance query

* Push

* Push

* Final push

* Update client.cpp

* Update eq_packet_structs.h

* Remove pick menu

* Comment

* Update character_data_repository.h

* Update zoning.cpp

---------

Co-authored-by: Kinglykrab <kinglykrab@gmail.com>

common/emu_oplist.h

@@ -35,7 +35,7 @@ N(OP_AltCurrencyMerchantRequest),
 N(OP_AltCurrencyPurchase),
 N(OP_AltCurrencyReclaim),
 N(OP_AltCurrencySell),
-N(OP_AltCurrencySellSelection), 		// Used by eqstr_us.txt 8066, 8068, 8069 		
+N(OP_AltCurrencySellSelection), 		// Used by eqstr_us.txt 8066, 8068, 8069
 N(OP_Animation),
 N(OP_AnnoyingZoneUnknown),
 N(OP_ApplyPoison),
@@ -400,6 +400,8 @@ N(OP_PetitionSearchText),
 N(OP_PetitionUnCheckout),
 N(OP_PetitionUpdate),
 N(OP_PickPocket),
+N(OP_PickZone),
+N(OP_PickZoneWindow),
 N(OP_PlayerProfile),
 N(OP_PlayerStateAdd),
 N(OP_PlayerStateRemove),
@@ -514,7 +516,7 @@ N(OP_ShopPlayerSell),
 N(OP_ShopSendParcel),
 N(OP_ShopDeleteParcel),
 N(OP_ShopRespondParcel),
-N(OP_ShopRetrieveParcel), 
+N(OP_ShopRetrieveParcel),
 N(OP_ShopParcelIcon),
 N(OP_ShopRequest),
 N(OP_SimpleMessage),