Changed naming from SmoothOperator to SmoothingOperator

nifty/operators/__init__.py

@@ -27,7 +27,7 @@ from diagonal_operator import DiagonalOperator
 
 from endomorphic_operator import EndomorphicOperator
 
-from smooth_operator import SmoothOperator
+from smoothing_operator import SmoothingOperator
 
 from fft_operator import *
 

nifty/operators/smooth_operator/__init__.py

-from smooth_operator import SmoothOperator

nifty/operators/smoothing_operator/__init__.py

+from smoothing_operator import SmoothingOperator

nifty/operators/smooth_operator/smooth_operator.py → nifty/operators/smoothing_operator/smoothing_operator.py

@@ -7,7 +7,7 @@ from nifty.operators.endomorphic_operator import EndomorphicOperator
 from nifty.operators.fft_operator import FFTOperator
 
 
-class SmoothOperator(EndomorphicOperator):
+class SmoothingOperator(EndomorphicOperator):
 
     # ---Overwritten properties and methods---
     def __init__(self, domain=(), field_type=(), sigma=None):