Added
- Add "View Info" context menu option to timeline and automation editor

Changed
- Reorganize Direct Out submenu in track context menu
- Only allow pasting all the copied info into the selected track instead of spreading the paste across multiple tracks

Fixed
- Fix "View Info" in piano roll doing "Duplicate" instead
- Fix object info dialog contents being invisible
- Fix incorrectly allowing to set a track's output to itself
- Fix copy-paste being broken in arrangers
- Fix incorrectly allowing to copy-paste unclonable objects like the start/end markers