Issue #145: Amazon abandoned Dash Buttons (warning in the headline).

Author: Nekmo

README.rst

@@ -31,7 +31,7 @@
      :alt: Requirements Status
 
 
-**Your Amazon-dash buttons can be bricked after December 31st. Go to section 5 to read more.**
+**WARNING**: **Your Amazon-dash buttons can be bricked after December 31st. Go to section 5 to read more.**
 
 Python Amazon Dash
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