refactored services as traits
refactor with bootedcore
refactored to conform to cake pattern
reviewed inline documentation
removed json dpenedency
Test code for SisyphusMasterActor and some modifications to fix bugs and add extra features
Changed message name
Removed new messages in protocol and added a config parameter that can be used to turn off persistence
adapted unit test cases
Modified test code
Merge pull request #50 from Smeds/SisyphusMasterActorTest

Sisyphus master actor test
Merge pull request #48 from b97pla/feature/reviewed_documentation

Feature/reviewed documentation