Fixed:
- App crashed when during RiMusic local playlist import
- "Black gradient at bottom" hidden from Settings
- Setting search didn't work in some tabs
- Typo (duplicate) "Theme" in Appearance Settings
- "Pin bar" & "Fat bar" timeline swapped 

Changed:
- Message to inform when Invalid local playlist is selected
- Smooth scroll to top in Settings
- New color picker UI
- Setting headers are now padded
