Map Display Data Provider Hybrid

Responsible for creating instances of MapDisplayDataProvider that is a composition of online and offline MapDisplayDataProvider for handling hybrid map tile requests. The provision is based on the tile availability in the NDSStore.

When in offline mode the request is first checked against an in-memory cache before propagating to offline data provider. When in online mode the request is first checked against an in-memory cache before proceeding with the request. There is also a persistent cache to reduce the network calls.