Correction. Incorrect varibale was assigned previously.
Processing reply is not common for GET, POST etc.

- Individula methods (GET, POST etc) have different needs when it comes
  to taking care of what is sent back from server, including status
  code.
- In future this callback code is expected to evolve in different directions.
Option to display number list as table.
Methods have more descriptive names.

- Eventually, we would like to have postDescription, getDescription etc as well.
- Generic naming convention looks to be '<verb><Resource>'
Options to display pretty table during POST
Adds a Number. Also adds Description provided.

- TODO : The Number and Description added along with it are still to be
  linked.
Supports PUT to modify Number resource
Minor. Corrected English grammatical mistake.