Add multilingual to the language tag

Hi! A PR to add multilingual to the language tag to improve the referencing.

README.md

@@ -1,14 +1,12 @@
 ---
-license: gpl-3.0
-
 language:
 - pt
 - gl
-
+- multilingual
+license: gpl-3.0
 widget:
-
-- text: "A minha amiga Rosa, de São Paulo, estudou en Montreal. Agora trabalha em Santiago de Compostela com o Mário."
-
+- text: A minha amiga Rosa, de S�o Paulo, estudou en Montreal. Agora trabalha em Santiago
+    de Compostela com o M�rio.
 ---
 
 # Named Entity Recognition (NER) model for Portuguese
@@ -21,5 +19,5 @@ There is an alternative model trained using [BERTimbau Large](https://huggingfac
 
 It was trained with a batch size of 8 and a learning rate of 2e-5 during 3 epochs. It achieved the following results on the test set (Precision/Recall/F1): 0.913/0.918/0.915.
 
-[1] Pablo Gamallo, Marcos Garcia & Patricia Martín-Rodilla, 2019. [NER and open information extraction for Portuguese notebook for IberLEF 2019 Portuguese named entity recognition and relation extraction tasks](https://ceur-ws.org/Vol-2421/NER_Portuguese_paper_6.pdf). In _Proceedings of the Iberian Languages Evaluation Forum (IberLEF 2019)
+[1] Pablo Gamallo, Marcos Garcia & Patricia Mart�n-Rodilla, 2019. [NER and open information extraction for Portuguese notebook for IberLEF 2019 Portuguese named entity recognition and relation extraction tasks](https://ceur-ws.org/Vol-2421/NER_Portuguese_paper_6.pdf). In _Proceedings of the Iberian Languages Evaluation Forum (IberLEF 2019)
 co-located with 35th Conference of the Spanish Society for Natural Language Processing (SEPLN 2019)_: 457-467.