* Add the networkMonitor to the NSE and delete the old MockMediaLoader
* Generate a MediaLoaderMock through AutoMockable and use it in the MediaProviderTests
* Implement an ImageProvider mechanism that automatically tries reloading images when connectivity is established again and use it for LoadableImages
* Merge the ImageProvider protocol back into the MediaProvider
* Address PR review comments
* Provide a default sdk client request configuration
* Address tasks not automatically cancelling themselves when views get deallocated
