Bump settings version due to changes in map settings.

src/QGCConfig.h

@@ -10,6 +10,6 @@
 
 // If you need to make an incompatible changes to stored settings, bump this version number
 // up by 1. This will caused store settings to be cleared on next boot.
-#define QGC_SETTINGS_VERSION 8
+#define QGC_SETTINGS_VERSION 9
 
 #endif // QGC_CONFIGURATION_H