* Add support for audio attachments.
Partially addresses #1337
* Register Tusky as a target for audio sharing
* Use icon with textColorTertiary for audio preview
* Resolving some issues with media playback.
* Changing ViewVideoFragment so that it fully handles autohiding the
media controller, allowing consistency between it and the toolbar
* Fixed an issue where the toolbar and description were not fading in
* Do not hide the toolbar/media player if the video is loading or paused
* Created "ExposedPlayPausedVideoView" to allow hooking play/pause
* Fix back button when viewing videos
* Back button did not work if video controls were visible.
* Tweak audio player
* Always show the controls when audio begins playing
* Do not auto-hide the controls if the player is playing audio
* Address PR comments
* Use overloaded constructor
* Remove m prefix
* Fix subtle media player issues
* Fix audio player incorrectly auto-hiding after hiding/showing toolbar
* Only subscribe touch listener once content is ready
- Prevents top toolbar visibility from getting out of phase with audio player visibility if hidden during load
* Use blurhash as image preview and as sensitive media cover, close#1571
* Fix focal point for blurhashes
* Fix video indicator overlapping sensitive media indicator
* Add a preference for blurhash
* Add blurhash to report UI.
* Introduce StatusDisplayOptions
* Convert ComposeActivity to Kotlin
* More ComposeActivity cleanups
* Move ComposeActivity to it's own package
* Remove ComposeActivity.IntentBuilder
* Re-do part of the media downsizing/uploading
* Add sending of status to ViewModel, draft media descriptions
* Allow uploading video, update description after uploading
* Enable camera, enable upload cancelling
* Cleanup of ComposeActivity
* Extract CaptionDialog, extract ComposeActivity methods
* Fix handling of redrafted media
* Add initial state and media uploading out of Activity
* Change ComposeOptions.mentionedUsernames to be Set rather than List
We probably don't want repeated usernames when we are writing a post
and Set provides such guarantee for free plus it tells it to the
callers. The only disadvantage is lack of order but it shouldn't be a
problem.
* Add combineOptionalLiveData. Add docs.
It it useful for nullable LiveData's. I think we cannot differentiate
between value not being set and value being null so I just added the
variant without null check.
* Add poll support to Compose.
* cleanup code
* move more classes into compose package
* cleanup code
* fix button behavior
* add error handling for media upload
* add caching for instance data again
* merge develop
* fix scheduled toots
* delete unused string
* cleanup ComposeActivity
* fix restoring media from drafts
* make media upload code a little bit clearer
* cleanup autocomplete search code
* avoid duplicate object creation in SavedTootActivity
* perf: avoid unnecessary work when initializing ComposeActivity
* add license header to new files
* use small toot button on bigger displays
* fix ComposeActivityTest
* fix bad merge
* use Singles.zip instead of Single.zip
Alibek Omarov