Changed Commons layout, added some data models with XML serialization
Added interfaces for web services (IDataProvider, IDocumentProcessor) and related classes
Completed IDataProvider and added skeletons of necessary classes
Some changes in interfaces for WS and added Ticket object to models
Simple implementation of models
Merge remote-tracking branch 'remotes/origin/commons-models'
Merge branch 'master' of https://github.com/PreXident/TextAn
Added graph connection between client and server