Remove Demo from app

app.py

@@ -111,7 +111,6 @@ if state.image_file is None:
     state.image = image
 
 # col1, col2 = st.beta_columns([6, 4])
-st.write("# Demo")
 
 if st.button("Get a random example", help="Get a random example from one of the seeded examples."):
     sample = dummy_data.sample(1).reset_index()