Core: INode children: rm intermediate 'accept' fcts

Core/Aggregate/IInterferenceFunction.h

@@ -29,7 +29,6 @@ public:
     virtual ~IInterferenceFunction();
 
     virtual IInterferenceFunction* clone() const = 0;
-    virtual void accept(INodeVisitor* visitor) const = 0;
 
     //! Evaluates the interference function for a given wavevector transfer
     virtual double evaluate(const kvector_t q, double outer_iff = 1.0) const;

Core/DecoratedFormFactor/IFormFactorDecorator.h

@@ -31,7 +31,6 @@ public:
     IFormFactorDecorator(const IFormFactor& form_factor) : mp_form_factor(form_factor.clone()) {}
     ~IFormFactorDecorator() override { delete mp_form_factor; }
     IFormFactorDecorator* clone() const override = 0;
-    void accept(INodeVisitor* visitor) const override = 0;
 
     void setAmbientMaterial(Material material) override
     {

Core/Particle/IClusteredParticles.h

@@ -30,8 +30,6 @@ class BA_CORE_API_ IClusteredParticles : public ISample
 public:
     IClusteredParticles* clone() const override = 0;
 
-    void accept(INodeVisitor* visitor) const override = 0;
-
     //! Creates a total form factor for the mesocrystal with a specific shape and content
     //! The bulk content of the mesocrystal is encapsulated by the IClusteredParticles object itself
     virtual IFormFactor* createTotalFormFactor(const IFormFactor&, const IRotation*,

Core/Particle/IParticle.h

@@ -40,8 +40,6 @@ public:
     ~IParticle() {}
     IParticle* clone() const override = 0;
 
-    void accept(INodeVisitor* visitor) const override { visitor->visit(this); }
-
     //! Create a form factor for this particle
     virtual IFormFactor* createFormFactor() const;