gguf merge mergekit lazymergekit mlabonne/OmniBeagle-7B flemmingmiguel/MBX-7B-v3 AiMavenAi/AiMaven-Prometheus base_model:CultriX/NeuralTrix-7B-dpo base_model:quantized:CultriX/NeuralTrix-7B-dpo license:apache-2.0 region:us