Add CALBERT (Catalan ALBERT) base-uncased model card
Hi there!

I just uploaded a new ALBERT model pretrained on 4.3 GB of Catalan text. Thank you for these fantastic libraries and platform to make this a joy!
Looks good! Model page for [CALBERT](https://huggingface.co/codegram/calbert-base-uncased)<|||||>One additional tweak: you should add a 

```
---
language: catalan
---
```

metadata block at the top of the model page. Thanks!