This commit does 3 things:
1. Replaces PhotoView (which is abandonware) with modern TouchImageView
2. Fixes an issue with panning images. Gesture was not intercepted
properly and pager was taking control instead of image being moved.
3. Adds feedback to dismissing of images with vertical gesture.
* Replace Picasso library with Glide library tuskyapp#1082
* Replace Picasso library with Glide library tuskyapp#1082
* Update load emoji with glide
* Update context used for Glide
* Removed unused import
* Replace deprecated SimpleTarget with CustomTarget
* Fix crash at the view image fragment, remove override image size
* Replace Single.create with Single.fromCallable
* View image fragment refactor
* Fix after merge
* Try to load cached image first and show progress view on failure
* Try to load cached image first and show progress view on failure
* upgrade to AndroidX, upgrade libraries
* move to MaterialComponents theme
* make sure the compose button looks good everywhere
* fix tollbar title/button alignment on tablet
* move to new material color theming, consolidate colors and themes
* fix build, fix imports
* set error on TextInputLayout instead of EditText
* fix imports, TootButton when
* improve snackbar style
* fix task description color
* Fix media transitions, reduce code duplication between media fragments
* Remove redundant helper
* Fix occasional crash when swiping between mixed media
* Hide controls when swiping between media
* Migrate ImagePagerAdapter to kotlin
* Migrate ViewMediaFragment to kotlin
* Make images and videos share the same activity/pager
* Show descriptions above videos
* Cleanup
* Address code review feedback
* Migrate media fragments to constraint layout