* Use a Date for the timestamp in all timeline items.
* UI test snapshots.
* Update snapshots
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Co-authored-by: Stefan Ceriu <stefanc@matrix.org>
* Enable local echoes for media uploads on development builds.
* Use media sizes when loading timeline items so they can take advantage of the cached local echo data.
* 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
