api_v3: document: begin by renaming pertinent files
api_v3: document: actually rename the API
api_v3: document: put version stuff into its own pair
api_v3: consistency: instance should always be the first parameter
README: Remove references to specific files
README: Mention additional features
api_v3: consistency: all flags must live in enums, at "flags" section
api_v3: consistency: flags should go first
Merge pull request #59 from jmendeth/update-readme

Update README instructions
api_v3: consistency: always use unsigned int for flags
api_v3: inheritance: add state object to html renderer
api_v3: let document_new accept the renderer as first argument
Merge pull request #58 from jmendeth/api-v3

API v3