Create Canon S90.xml

Hi, this info is based on the information from http://www.digicamdb.com/specs/canon_powershot-s90/ and seems to be fine. As the S90 is using a good CCD Sensor it's commonly used with UAV.

Author: flo-vienna

ServiceApp/assets/CameraInfo/Canon S90.xml

@@ -0,0 +1,8 @@
+<?xml version="1.0" encoding="utf-8"?>
+<cameraInfo>
+    <Name>Canon S90</Name>
+    <SensorWidth>7.53</SensorWidth>
+    <SensorHeight>5.64</SensorHeight>
+    <SensorResolution>10.0</SensorResolution>
+    <FocalLength>6.0</FocalLength>
+</cameraInfo>