Addon adda for chestshop

[=] forgot to remove debug message sorry XD

[=] dont know why it was not working in different world but this should be good now

[=] Tries to fix a bypass in limit feature (having no api is pain) hope its all fixed

[=] Bug Where shop limit increase due to editing sign is fixed. (Due to lack of API from main plugin this is a temporary patch and its not perefct. tho it works XD)

[+] Should work for all blocks of the shop