Docfixes

README.rst

 
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-Home Assistant formula
+Home Assistant Formula
 ======================
 
 Home Assistant is an open-source home automation platform running on Python 3.
 Track and control all devices at home and automate control.
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-Sample pillars
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+Sample Metadata
+===============
 
 Single homeassistant service
 
           branch: ${_param:home_assistant_config_revision}
 
 
-More information
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+References
+==========
 
 * https://home-assistant.io/getting-started/