* Async callback (errors are not yet managed properly)
* Error handling for callbacks
Public github repo url in the README
Merge pull request #23 from MiLk/fixes/repo-url

Public github repo url in the README
Merge pull request #20 from stelcheck/features/async-callback

(WIP) Have the option to do async through callbacks instead of futures
Merge branch 'develop' into fixes/ref-const-style