Improve progress bar

Set default width to whatever the terminal is. Also fixed a small bug around
default n_gpu_layers value.

Signed-off-by: Eric Curtin <[email protected]>

Author: ericcurtin

README.md

@@ -409,7 +409,7 @@ To learn more about model quantization, [read this documentation](examples/quant
 
     </details>
 
-[^1]: [examples/perplexity/README.md](examples/perplexity/README.md)
+[^1]: [examples/perplexity/README.md](https://github.com/ggerganov/llama.cpp/blob/master/examples/perplexity/README.md)
 [^2]: [https://huggingface.co/docs/transformers/perplexity](https://huggingface.co/docs/transformers/perplexity)
 
 ## [`llama-bench`](example/bench)
@@ -446,7 +446,7 @@ To learn more about model quantization, [read this documentation](examples/quant
 
     </details>
 
-[^3]: [https://github.com/containers/ramalama](RamaLama)
+[^3]: [RamaLama](https://github.com/containers/ramalama)
 
 ## [`llama-simple`](examples/simple)