v1.6 - Elgato Stream Deck Plus Support

Elgato Stream Deck Plus Support

Hardware: Elgato Stream Deck Plus (8 buttons + 4 encoders)
Preferences: Multi-tab dialog structure (Controller, Stream Deck, Application)
Button Configuration: Dropdown menus with actions (None, Preset 1-8, Run, Arm, Next, Back)
Unique Action Validation: Prevents duplicate action assignments
Encoder Press Feature: Configurable camera selection via encoder press
Visual Feedback: Live camera thumbnails and real-time button updates
Build System: hidapi.dll auto-download (not checked into version control)
Troubleshooting: Comprehensive device detection and button configuration guidance