Changes

• Fix exit confirmation dialog showing when launching RMG with '--nogui'
• Fix emulation not shutting down properly on exit in some cases
• Fix remaining issues with the 'Auto-Configure' button state in the configuration dialog of RMG-Input
• Fix asserts being enabled when building the RelWithDebInfo configuration
• Fix uninitialized variable being read in the configuration dialog of GLideN64
• Add checkbox to drag and drop confirmation dialog to prevent future confirmations
• Move 'Ask for confirmation on exit' setting to the emulation tab in the settings dialog
• Improve 'Input Device' UI element in the configuration GUI of RMG-Input by allowing it to take more width
• Improve refresh and join button state in the Netplay Session Browser dialog