pretty graphs on homepage!

Signed-off-by: Kenneth Reitz <me@kennethreitz.org>

predictions.py

@@ -17,7 +17,7 @@ from fbprophet import Prophet
 from scraper import Coin, MWT, convert_to_decimal
 
 
-PERIODS = 365
+PERIODS = 30
 
 
 @MWT(timeout=300)

templates/index.html

@@ -76,6 +76,13 @@
 
 <h2>Experimental (e.g. <em>fun</em>) Endpoints</h2>
 
+      <h3>Prediction of LBC Price (using <em>machine learning</em>)</h3>
+      <p>&nbsp;</p>
+
+      <a href="https://coinbin.org/lbc/forecast/graph">
+        <img src="/lbc/forecast/graph" alt="Graph of LBC prediction.">
+      </a>
+
       <p></p>
 <code><strong>$ curl <a href="https://coinbin.org/lbc/forecast">https://coinbin.org/lbc/forecast</a></strong></code>
       <pre>