template <typename Ex, const char* Msg>
void StepCancelInstallation();
template <typename Ex, const char* Msg>
void StepCancelInstallation();
DPL::String createAuthorWidgetInfo() const;
bool isFeatureAllowed(
WrtDB::AppType appType, DPL::String featureName);
DPL::String createAuthorWidgetInfo() const;
bool isFeatureAllowed(
WrtDB::AppType appType, DPL::String featureName);