* 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
* Switch to the new local room list sorting API
* Get rid of the RoomSummary enum, replace it by the inner RoomSummaryDetails
* And finally, rename RoomSummaryDetails to RoomSummary
* Fix a bunch of warnings
* Small tidy up post rebase/review.
- Remove unused invalidated property.
- Rename some RoomSummary instances to summary instead of details.
- Fix tests with missing roomListItem's.
* Update snapshots
---------
Co-authored-by: Doug <douglase@element.io>
