PSP-22 compatible element contracts

[bokovhu]

https://github.com/w3f/PSPs/blob/master/PSPs/psp-22.md

[bokovhu]

https://github.com/Cardinal-Cryptography/PSP22

[bokovhu]

• [X] Create basic package for contracts
  • [X] package.json for @not-a-bird/contract-whatever
  • [X] Cargo.toml for whatever_snakecase
  • [X] src/Cargo.toml for whatever_snakecase
  • [X] src/lib.rs for whatever_snakecase
• [ ] Deployer package
  • [ ] Deploys element contracts
  • [ ] Deploys game contract
  • [ ] Claims ownership of all contracts
  • [ ] Uses contract addresses and sets references
  • [ ] Generates code locally for building client libraries
• [ ] Game contract package
• [ ] Client library package for each contract