Merge pull request #28 from uberwach/master

- Introduced Scorer Protocol
instantiate Scorer Actor
Expose history via REST API
Merge pull request #32 from agourlay/master

instantiate Scorer Actor
Merge pull request #33 from dwestheide/master

Expose history via REST API
Clean up the build
fix the world
Merge pull request #35 from agourlay/master

fix the world
Merge pull request #34 from OlegIlyenko/master

Clean up the build
Improve error handling for non-existing user
curl for registring
Merge pull request #36 from dwestheide/master

Improve error handling for non-existing user
more Scoring logic
Merge pull request #37 from agourlay/master

more Scoring logic
Listening to Player events
Merge pull request #38 from OlegIlyenko/master

Listening to Player events
Fixing the tests
Merge pull request #39 from OlegIlyenko/master

Fixing the tests
ugly code please do not judge me
Merge pull request #40 from agourlay/master

ugly code please do not judge me