Build system changed to Cmake, ORM changed to QxORM, Qt6 compatibility.

camp/settings/campsettings.cpp

@@ -8,6 +8,8 @@ CampSettings::CampSettings(QObject *parent) : QObject(parent)
     m_rounding = Enums::R_MATH;
     m_decimalPlaces = 0;
     m_vatType = Enums::NONE;
+    m_accFeeStartAge = 0;
+    m_accFeeEndAge = 0;
 }
 
 QDecDouble CampSettings::accFee() const