0019923: EDF 765 SMESH : default values of hypothesis

0019923: EDF 765 SMESH : default values of hypothesis
+    ## Sets number of segments per diagonal of boundary box of geometry by which
+    #  default segment length of appropriate 1D hypotheses is defined.
+    #  Default value is 10
+    #  @ingroup l1_auxiliary
+    def SetBoundaryBoxSegmentation(self, nbSegments):
+        #return self.GetCurrentStudy()
+        return SMESH._objref_SMESH_Gen.SetBoundaryBoxSegmentation(self,nbSegments)