Add the testnet genesis block to the testnet checkpoints
Add the testnet genesis block to the testnet checkpoints

Also changes 546 to use hex format like normal checkpoints (0x...)

TheNameIsNigel/paycoin,ligerzero459/paycoin,LambocoinFoundation/Lambocoin,IngCr3at1on/paycoin,mitchellcash/paycoin,mitchellcash/paycoin,thommyV91/Suck-a-Coin,IngCr3at1on/paycoin,LambocoinFoundation/Lambocoin,Iamhumanareyou/EmprendeCoin,IngCr3at1on/paycoin,thommyV91/Suck-a-Coin,TheNameIsNigel/paycoin,thommyV91/Suck-a-Coin,IngCr3at1on/paycoin,thommyV91/Suck-a-Coin,Iamhumanareyou/EmprendeCoin,LambocoinFoundation/Lambocoin,ligerzero459/paycoin,LambocoinFoundation/Lambocoin,PaycoinFoundation/paycoin,ligerzero459/paycoin,Iamhumanareyou/EmprendeCoin,PaycoinFoundation/paycoin,TheNameIsNigel/paycoin,PaycoinFoundation/paycoin,ligerzero459/paycoin,PaycoinFoundation/paycoin,Iamhumanareyou/EmprendeCoin,TheNameIsNigel/paycoin,mitchellcash/paycoin,mitchellcash/paycoin