Merge pull request #67 from BlaXpirit/master

Remove non-ASCII symbols in Sensor.h

Author: LaurentGomila

include/SFML/Window/Sensor.h

@@ -39,11 +39,11 @@
 ////////////////////////////////////////////////////////////
 typedef enum
 {
-    sfSensorAccelerometer,    ///< Measures the raw acceleration (m/s²)
+    sfSensorAccelerometer,    ///< Measures the raw acceleration (m/s^2)
     sfSensorGyroscope,        ///< Measures the raw rotation rates (degrees/s)
     sfSensorMagnetometer,     ///< Measures the ambient magnetic field (micro-teslas)
-    sfSensorGravity,          ///< Measures the direction and intensity of gravity, independent of device acceleration (m/s²)
-    sfSensorUserAcceleration, ///< Measures the direction and intensity of device acceleration, independent of the gravity (m/s²)
+    sfSensorGravity,          ///< Measures the direction and intensity of gravity, independent of device acceleration (m/s^2)
+    sfSensorUserAcceleration, ///< Measures the direction and intensity of device acceleration, independent of the gravity (m/s^2)
     sfSensorOrientation,      ///< Measures the absolute 3D orientation (degrees)
 
     sfSensorCount             ///< Keep last -- the total number of sensor types