Contract address

Provides a function to create a vapory contract address.

Examples

Create a vapory address from sender and nonce.

```rust use tetsycontractaddress::{ Address, U256, TetsyContractAddress }; use std::str::FromStr;

let sender = Address::fromstr("0f572e5295c57f15886f9b263e2f6d2d6c7b5ec6").unwrap(); let tetsycontractaddress = TetsyContractAddress::fromsenderandnonce(&sender, &U256::zero()); ```