Update README.md

Added github section,

README.md

@@ -103,4 +103,8 @@ INPUT:
 
 Output:
 ['CLS', 'O', 'O', 'O', 'O', 'O', 'O', 'O', 'B-CARBOHYDRATES', 'I-CARBOHYDRATES', 'O', 'B-LIPIDS', 'I-LIPIDS', 'O', 'B-PROBIOTICS', 'I-PROBIOTICS', 'O', 'B-CARBOHYDRATES', 'I-CARBOHYDRATES', 'O', 'B-LIPIDS', 'I-LIPIDS', 'O', 'B-CARBOHYDRATES', 'I-CARBOHYDRATES', 'O', 'B-MINERALS', 'I-MINERALS', 'O', 'B-CARBOHYDRATES', 'O', 'B-PROXIMATES', 'O', 'B-CARBOHYDRATES', 'O', 'B-LIPIDS', 'I-LIPIDS', 'I-LIPIDS', 'I-LIPIDS', 'O', 'B-CARBOHYDRATES', 'I-CARBOHYDRATES', 'I-CARBOHYDRATES', 'O', 'B-CARBOHYDRATES', 'I-CARBOHYDRATES', 'I-CARBOHYDRATES', 'O', 'B-PROXIMATES', 'I-PROXIMATES', 'O', 'B-FLAVORING', 'O', 'B-FLAVORING', 'I-FLAVORING', 'O', 'B-COLORANTS', 'I-COLORANTS', 'O', 'B-STIMULANTS', 'I-STIMULANTS', 'O', 'I-STIMULANTS']
-```
+```
+
+## Github
+
+https://github.com/ESgarbi/bert-fda-nutrition-ner