Also update tests and remove try! on non-throwing overloads
Also update tests and remove try! on non-throwing overloads

NachoSoto/Decodable,silan-liu/Decodable,neonichu/Decodable,colemancda/Decodable,neonichu/Decodable,Anviking/Decodable,Anviking/Decodable,carabina/Decodable,NachoSoto/Decodable,colemancda/Decodable