Video demonstration of counting buttons

docs/documentation/firsttime.html

 				
 				<img src="images/countconfig.png" />
 				
+				<p>A good example of how a Counting Button can be used in profile development is shown in the following video. If you find this approach to coffee roasting interesting, the concepts are extended in the <a href="https://www.youtube.com/playlist?list=PLPTTFznZ65M-lSNokmiP2uByEoTZAg4oI">Roast Profile Development</a> video series.</p>
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+				<iframe width="640" height="360" src="https://www.youtube.com/embed/sct2FWVkmDw" frameborder="0" allowfullscreen></iframe>
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 				<p>Numeric Entry provides a way to provide notes with numeric data that cannot be
 				logged automatically. Some roasters have fuel or air flow controls with a large number
 				of numerically identified settings. Some people may want to occassionally note the