Generate a Validator for a list of types also
Generate a Validator for a list of types also

* Properly name the Validator which we fetch from the Types
  map, naming it Fun lead to an interesting bug while building
  the list of types processor.

* With this, the core parts of stage 2 is nearly finished.
  What I need to do next, is add parser support for default values
  and add processing support in stage 2 for those as well.

Signed-off-by: Essien Ita Essien <bd402154b008803b915ff3326ddb7528f7e13a6b@gmail.com>

saleyn/erlcfg