Add support for info challenges and rewrite everything

Bump version to 1.2.1

Merge pull request #10 from Yepoleb/async

Async support

Fix boolean decoding

Fix missing default value for edf

Fix missing exception import

Workaround for parsing GoldSource mod responses without a mod section

Bump version to 1.1.1

Bump version to 1.1.0

Create setup file