Fixed tilt calulation error #29

src/config.hpp

@@ -89,6 +89,7 @@ class HardwareConfig {
 class Config {
  private:
   bool _saveNeeded = false;
+  int _configVersion = 2;
 
   // Device configuration
   String _id = "";
@@ -145,6 +146,8 @@ class Config {
     _saveNeeded = true;
   }
 
+  int getConfigVersion() { return _configVersion; }
+
   const bool isGyroTemp() { return _gyroTemp; }
   void setGyroTemp(bool b) {
     _gyroTemp = b;