* Improve front-end language

- implicit arguments?

- show generation

- ord generation

- better module system

- Negated patterns?

- Simplify taking many arguments of the same type: f : (A,B : Type) -> ...

- add record extension operator?

* Improve interpreter

- More efficient handling of constructor application

- Implement tail recursion.

* Improve the core language

* Add primitive types operations to core

- add Char type, with primitive operations:
  - Enum stuff

- add more primitive operations on strings:
  - make list an isntance of the collection class for strings

* Add more libraries

- Enum class

- Bounded class

- list functions

- a map structure

- collections framework?

- state monad

* Improve compilation

* Implement module system in interpreter

* Add type checker for core

* Add friendly type checker for front-end language

* Add termination checker