remove tensor type property from problem.

SimPEG/Problem.py

@@ -338,10 +338,6 @@ class BaseProblem(object):
             if hasattr(self, prop):
                 delattr(self, prop)
 
-    @property
-    def tensorType(self):
-        return Utils.TensorType(self.mesh, self.curModel.transform)
-
     @property
     def ispaired(self):
         """True if the problem is paired to a survey."""