Major new feature: ClipDrawer - A macOS-style clip management system

Key Features:
- Edge-activated drawers for quick clip access
- Drag & drop support from any application
- Proximity-based zoom (macOS Dock-style)
- Auto-hide with 4-second default delay
- 3-second hover preview
- Drag-to-delete with macOS poof sound
- Comprehensive settings with advanced options

See RELEASE_NOTES_v1.1.0.md for full details.