doc: Add README.md to adv/diff example, update main README.md.
doc: Fix status table.
Merge pull request #14 from memmett/feature/readme

doc: Touch up README.md files.
doc: Add inline documentation to interfaces and controller.
doc: Fix fill column and param indentation.
Merge pull request #17 from memmett/feature/readme

doc: Add inline documentation to interfaces and controller.
docu: fixing Doxygen sources
docu: minor fix for Doxygen's markdown parsin