:rocket: add app and reqs

requirements.txt

@@ -0,0 +1,21 @@
+langdetect==1.0.9
+nltk==3.6.2
+plotly==5.3.1
+transformers>=4.8.2
+torch==1.9.0
+tokenizers==0.10.3
+sentencepiece==0.1.96
+streamlit==0.88.0
+iso_639==0.4.5
+datasets==1.15.1
+powerlaw==1.5
+numpy==1.19.5
+pandas==1.3.0
+dataclasses==0.6
+iso639==0.1.4
+python_igraph==0.9.6
+PyYAML==5.4.1
+scikit_learn==0.24.2
+seaborn==0.11.2
+streamlit-aggrid
+numexpr==2.7.3