Move lazy helpers to lib
Move ticked to lib.async
Move ui helpers to lib
Move models helpers to lib
Add ability to serialise model
Add download actor
Make downloading reactive
Remove old downloading tools
Fix restarting download
Not stop actor on exception
Fix removing not fully downloaded episode
Make download sequential
Propagate exception in async call
Fix something-wrong checker
Remove unused imports
Start downloading subtitles when half of preview minimum reached
Increase version