Initial commit
feat(really-core): Initial commit
- Add sbt project structure
- Implement R and extractors
- Implement Quicksand Id Generator
- Implement Model case class
- Implement ValueField
- Implement CalculatedFields
feat(really-core):  Model Loader Implementation
- Add loader that load models from yaml files
- Add test cases for model loader
- Modify the Model constructor to accept list of sub collections with applying rules
- Implement R.tailR() helper to get an R instance out of R.tail()
fix(really-core): Changes to Update Request & Response
feat(really-core): CollectionActor Implementation
- Implement CollectionActor that handle 'create', 'update' and 'delete' command
- Implement 'create' and 'update' command
- Implement PersistentModelStore
- Back to Cassandra as a journal plugin instead of Kafka and removed from the conf files
feat(really-io): Switching really-io to be a Play application
feat(really-io): Implement WebSocketHandler Actor
feat(really-core): Initial Implementation of GorillaEventCenter
fix(really-core): split ModelRouterRegistry to RequestRouter and ModelRegistry
feat(really-core): RQLParser Implementation
feat(really-core): Add RQL Json Formatters
- Implement QueryReads
- Implement MongoQueryWrites
feat(really-core): Implement Materializer view

- Implement basic logic for Collection Materializer view that is a persistent view for CollectionActor
- modify CollectionActor to persistent model operation as Events on journal
- Implement test cases for materializer
fix(really-core): Fix model registry

- modify implementation for GetModel message on ModelRegistry to deal with skeleton for R to insure this R is represent Model
- add test case to cover this case
Merge branch 'history-clean' of github.com:ashihaby/really

Conflicts:
	.gitignore
	LICENSE
	README.md
fix(really-core): Removed 'Thread.sleep' from PersistentModelStoreSpec