Improved Planning & Background Colours for Notes (v3.7)

What's new in 3.7
NEW FEATURES
A better way to plan your day:
🖐️ Drag & Drop Planning:
 Easily move tasks between morning, afternoon, evening, and night by dragging them.
⚡Quick Add to Time of Day:
 Tap "+" next to any time section to add a task straight to it during planning.
Notes that feel like yours:
🎨 Background Colours:
 Pick from a palette of beautiful colours, or mix your own custom shade.