Clean slate
Explain naming convention
Future features
Explain callback format
Clarify the two-parts call syntax
Triple backticks
Update README.md
Merge pull request #8 from AnyFetch/new-api-readme

Write README.md
Generate simplest mapping functions from a description
Ignore Procfile & .env
Simplify functions descriptor
Factor out common function description properties
Describe most API function mappings
More sample use cases
Support multiple call syntaxes
Respect naming convention
Add getDocuments and postDocuments endpoints
Code style & comments
Move API descriptors to a JSON file
Generate sensible aliases