Merge pull request #24 from todesschaf/wip/draft13

Wip/draft13

Releasing 0.12.3

Releasing 0.12.2

Release of version 0.12.1

Merge pull request #20 from todesschaf/wip/draft12

Implemented draft-12.

README: updating the code coverage stats.

Releasing version 10.0

Releasing version 0.9.1.

Releasing 0.9.0

Regenerating docs.