[ADD] Convenience typedefs for shared pointer with type WDataSetSphericalHarmonics

src/core/dataHandler/WDataSetSphericalHarmonics.h

@@ -42,6 +42,16 @@
 class WDataSetSphericalHarmonics : public WDataSetSingle // NOLINT
 {
 public:
+    /**
+     * Convenience typedef for a boost::shared_ptr
+     */
+    typedef boost::shared_ptr< WDataSetSphericalHarmonics > SPtr;
+
+    /**
+     * Convenience typedef for a boost::shared_ptr; const
+     */
+    typedef boost::shared_ptr< const WDataSetSphericalHarmonics > ConstSPtr;
+
     /**
      * Constructs an instance out of an appropriate value set and a grid.
      *