Change demo intros to info component

apps/mlm.py

@@ -28,7 +28,7 @@ def app(state):
 
     with st.beta_expander("Usage"):
         st.write(read_markdown("mlm_usage.md"))
-    st.write(read_markdown("mlm_intro.md"))
+    st.info(read_markdown("mlm_intro.md"))
 
     # @st.cache(persist=False) # TODO: Make this work with mlm_state. Currently not supported.
     def predict(transformed_image, caption_inputs):

apps/vqa.py

@@ -32,7 +32,7 @@ def app(state):
 
     with st.beta_expander("Usage"):
         st.write(read_markdown("vqa_usage.md"))
-    st.write(read_markdown("vqa_intro.md"))
+    st.info(read_markdown("vqa_intro.md"))
 
     # @st.cache(persist=False)
     def predict(transformed_image, question_inputs):