First raw version of ExecutionReport
Use different colors for different status
Refactor tests
Refactor tests
Remember where we've seen different drawings
Refactor tests
Improve execution reports
Update accepted digests
Make acceptation of new drawings easier
First graph of action
Fix tests
Fix
Touch several files at once
Simplify tests
Retry Travis
Don't preview None-ish labels
dos2unix :-/
Don't merge actions with identical labels in ActionGraph
pep8
Improve coverage