v2.5.0-pre1

Pre-release 1 of version 2.5.0 is now available! This is a pre-release with offline installers and includes:

• GGUF file format support (only, old model files will not run)
• Completely new set of models including Mistral and Wizard v1.2
• Restored support for Falcon model (which is now GPU accelerated)
• Restored support for MPT
• Based on latest llama.cpp as of late September
• Speed improvements and bugfixes to GPU support
• Improved GUI for cpu/gpu fallback
• Numerous other improvements