Added Transport/Ship/Truck tables to model inheritance.
Added category element to entry XML.
Removed interface ISchemaProvider.
Included EntityType in Table definition.
Added support for subcollection in Simple.OData.Client.
Added support for collection inheritance.
Fixed service operations with scalar results.
Pushed version 0.11.
Extracted ODataFeedWriter class.
ISchema refactoring.
Renamed Request/Response interceptors.
Batch request now throws an exception on inner request failure.
Replaced Credentials with ICredentials.
Merged from master.