Port of phi3small (#794)

* start port of phi3small

* fix phi3

* use block sparsity

* compile activation

* nits in readme / mlx lm version

README.md

@@ -9,10 +9,10 @@ Some more useful examples are listed below.
 
 ### Text Models 
 
+- [MLX LM](llms/README.md) a package for LLM text generation, fine-tuning, and more.
 - [Transformer language model](transformer_lm) training.
-- Large scale text generation with [LLaMA](llms/llama),
-  [Mistral](llms/mistral), [Phi-2](llms/phi2), and more in the [LLMs](llms)
-  directory.
+- Minimal examples of large scale text generation with [LLaMA](llms/llama),
+  [Mistral](llms/mistral), and more in the [LLMs](llms) directory.
 - A mixture-of-experts (MoE) language model with [Mixtral 8x7B](llms/mixtral).
 - Parameter efficient fine-tuning with [LoRA or QLoRA](lora).
 - Text-to-text multi-task Transformers with [T5](t5).
@@ -21,7 +21,7 @@ Some more useful examples are listed below.
 ### Image Models 
 
 - Image classification using [ResNets on CIFAR-10](cifar).
-- Generating images with [Stable Diffusion](stable_diffusion).
+- Generating images with [Stable Diffusion or SDXL](stable_diffusion).
 - Convolutional variational autoencoder [(CVAE) on MNIST](cvae).
 
 ### Audio Models