Add finishing of DeviceOrientation as normative deliverable

close #31

DeviceAPICharter.html

@@ -170,6 +170,11 @@ <h4>Sensors</h4>
   <dd>An API to measure magnetic field in the X, Y and Z axis.</dd>
   <dt><a href="https://www.w3.org/TR/orientation-sensor/">Orientation API</a></dt>
   <dd>An API to monitor the device’s physical orientation in relation to a stationary three dimensional Cartesian coordinate system</dd>
+  <dt><a href="https://www.w3.org/TR/orientation-event/">DeviceOrientation Event specification</a></dt>
+  <dd><p>An event-based API that provides information about the physical orientation and motion of a hosting device.</p>
+    <p><strong>Draft state</strong>: Candidate Recommendation</p>
+    <p><strong>Adopted Candidate Recommendation</strong>: <a href="https://www.w3.org/TR/2016/CR-orientation-event-20160818/">DeviceOrientation Event Specification, W3C Candidate Recommendation 18 August 2016</a></a>. This API was formerly developed by the former Geolocation Working Group. The Device and Sensors Working Group intends to fix remaining known issues and to finish its progress on the Recommendation track.</p>
+    <p><strong>Reference Draft</strong>: <a href="https://www.w3.org/TR/2016/CR-orientation-event-20160818/">DeviceOrientation Event Specification, W3C Candidate Recommendation 18 August 2016</a>, published at <code>https://www.w3.org/TR/2016/CR-orientation-event-20160818/</code>, produced under <strong><a href="https://www.w3.org/2014/04/geo-charter.html">2014-2017 Geolocation Working Group charter</a></strong>.</p>
 </dl>
 
 <h4>Others</h4>