LLM Farm 4+

If you are getting strange prediction results in version 1.0.1, but everything was fine in version 0.9.0, try disabling the BOS option in the template.

## Changes:
* llama.cpp updated to b2135
* Added support for multimodal models MobileVLM, Yi-VL, LLaVA, Obsidian tested on (mobileVLM 3B)
* Added the ability to download models from the application menu
* Added possibility to specify System Prompt, which will be added to the text of the first message in the session. See (https://github.com/guinmoon/LLMFarm/wiki/FAQ)
* Added ability to clone chat (without message history)
* Added progress indicator for model loading
* Added the ability to hide the keyboard, to do this tap anywhere in the chat window
* Added ability to temporarily disable chat autoscrolling by tapping anywhere in the chat window, autoscrolling will be enabled automatically when sending a new message
* When you clear the message history, the model context is also cleared
* Chats are sorted by last modification date
* Clear chat history button is placed on the toolbox.
* You can now use both {prompt} and {{prompt}} designations in templates
* Templates have been updated
* Fixed disappearing keyboard bug
* Fixed a bug with displaying already deleted chats and models
* Fixed crash on switch model
* Fixed a bug that could cause a crash on startup of feintune
* Fixed some bugs that could cause the application to crash
* Fixed some other bugs
* Some UI improvements