Fix gcc warnings

Core/Instrument/IDetector.cpp

@@ -12,7 +12,8 @@ IDetector::IDetector()
 }
 
 IDetector::IDetector(const IDetector& other)
-    : m_axes(other.m_axes)
+    : ICloneable()
+    , m_axes(other.m_axes)
     , m_detection_properties(other.m_detection_properties)
 {
     if(other.mP_detector_resolution)

Core/Instrument/RegionOfInterest.cpp

@@ -54,7 +54,8 @@ RegionOfInterest *RegionOfInterest::clone() const
 RegionOfInterest::~RegionOfInterest() {}
 
 RegionOfInterest::RegionOfInterest(const RegionOfInterest &other)
-    : m_rectangle(other.m_rectangle->clone())
+    : ICloneable()
+    , m_rectangle(other.m_rectangle->clone())
     , m_ax1(other.m_ax1)
     , m_ay1(other.m_ay1)
     , m_ax2(other.m_ax2)

Core/Lattice/Lattice2D.cpp

@@ -45,6 +45,7 @@ void Lattice2D::onChange()
 }
 
 Lattice2D::Lattice2D(const Lattice2D& other)
+    : ICloneable()
 {
     m_xi = other.m_xi;
     setName(other.getName());

Core/Simulation/Simulation.cpp

@@ -45,7 +45,8 @@ Simulation::Simulation(const std::shared_ptr<IMultiLayerBuilder> p_sample_builde
 }
 
 Simulation::Simulation(const Simulation& other)
-    : m_sample_provider(other.m_sample_provider)
+    : ICloneable()
+    , m_sample_provider(other.m_sample_provider)
     , m_options(other.m_options)
     , m_distribution_handler(other.m_distribution_handler)
     , m_progress(other.m_progress)

auto/Wrap/libBornAgainCore_wrap.cpp

@@ -5993,7 +5993,7 @@ SWIG_AsVal_std_complex_Sl_double_Sg_  (PyObject *o, std::complex<double>* val)
 SWIGINTERNINLINE PyObject*
-SWIG_From_std_complex_Sl_double_Sg_  (/*@SWIG:/usr/local/share/swig/3.0.8/typemaps/swigmacros.swg,104,%ifcplusplus@*/
+SWIG_From_std_complex_Sl_double_Sg_  (/*@SWIG:/usr/share/swig3.0/typemaps/swigmacros.swg,104,%ifcplusplus@*/
 const std::complex<double>&

auto/Wrap/libBornAgainFit_wrap.cpp

@@ -5627,7 +5627,7 @@ SWIG_AsVal_std_complex_Sl_double_Sg_  (PyObject *o, std::complex<double>* val)
 SWIGINTERNINLINE PyObject*
-SWIG_From_std_complex_Sl_double_Sg_  (/*@SWIG:/usr/local/share/swig/3.0.8/typemaps/swigmacros.swg,104,%ifcplusplus@*/
+SWIG_From_std_complex_Sl_double_Sg_  (/*@SWIG:/usr/share/swig3.0/typemaps/swigmacros.swg,104,%ifcplusplus@*/
 const std::complex<double>&