fix (Qt) issues found by clang's clazy tool:

+ -Wclazy-incorrect-emit
+ -Wclazy-strict-iterators
+ -Wclazy-overloaded-signal
+ -Wclazy-qstring-arg
+ -Wclazy-unused-non-trivial-variable
+ -Wclazy-container-anti-pattern
+ -Wclazy-range-loop-reference
+ -Wclazy-const-signal-or-slot
+ -Wclazy-detaching-temporary
+ -Wclazy-qfileinfo-exists

src/Gui/SpinBox.cpp

@@ -352,7 +352,7 @@ void UIntSpinBox::setValue(uint value)
 
 void UIntSpinBox::valueChange(int value)
 {
-    valueChanged(d->mapToUInt(value));
+    Q_EMIT valueChanged(d->mapToUInt(value));
 }
 
 uint UIntSpinBox::minimum() const