Update app.py

app.py

@@ -23,9 +23,9 @@ def load_models():
 
 def main():
 
-    st.title("""Named Entity Recognition for Optimization (Ner4Opt) Demo""")
+    st.title("""Ner4Opt: Named Entity Recognition for Optimization""")
 
-    st.markdown("""Source code for NER4OPT library is available at https://github.com/skadio/ner4opt""")
+    st.markdown("""The source code for the Ner4Opt library is available at https://github.com/skadio/ner4opt""")
 
     option = st.sidebar.selectbox(
         'Select the model for extracting entities',