fix bokeh mini lesson anchor

add plots to heading above plots

Author: mikofski

docs/_posts/2018-03-21-flask.md

@@ -12,7 +12,7 @@ tags: meeting
 developer API
 3. [Miscellaneous odds and ends](#miscellaneous-odds-and-ends)
 
-# Bokeh
+# Bokeh Plots
 ![Stock Closing Prices](../images/flask_2018-03-21/bokeh_plot-1.png)
 ![AAPL One-Month Average](../images/flask_2018-03-21/bokeh_plot-2.png)