Cleaned up doxy support in Rakefile

    # Update API version in doxygen config

    doxyfile = "config/Doxyfile"

    content = File.read(doxyfile).sub(/^PROJECT_NUMBER +=.*$/, "PROJECT_NUMBER = \"v#{VERSION}\"")

    puts content

    File.open(doxyfile, 'w').puts content

    # git "add #{doxyfile}"

    # Generate the Doxygen API docs

    report_banner "Generating Doxygen API Docs (kinetic-c v#{VERSION}"

      git "status"

      git "commit -m 'Regenerated API docs for v#{VERSION}'"

      git "push"

      report_banner "Published updated API docs to GitHub!"

    end

  end