Merge branch 'bugfix/stack_override' into 'develop'

allow server override

See merge request BPHV_MIPS/mvm_core_ui!472

MVMCoreUI/Atomic/Templates/MoleculeStackTemplate.swift

@@ -57,7 +57,9 @@ open class MoleculeStackTemplate: ThreeLayerViewController, TemplateProtocol {
 
         let stack = MoleculeStackView(frame: .zero)
         moleculeStackModel.useStackSpacingBeforeFirstItem = true
-        moleculeStackModel.useHorizontalMargins = true
+        if moleculeStackModel.useHorizontalMargins == nil {
+            moleculeStackModel.useHorizontalMargins = true
+        }
         stack.set(with: moleculeStackModel, delegateObject() as? MVMCoreUIDelegateObject, nil)
         return stack
     }