Added support for configuration YAML fields for API metadata that can be read by auto documentation fields.
Added indenting to README
Updated examples in README
Added default instance of apiMetadata object so that adding to YAML is optional (i.e. doesn't break backwards compatibility)
Merge pull request #8 from jamestyack/Add_api_metadata_YAML_support_for_auto_documentation_tools

Add api metadata yaml support for auto documentation tools