PERF: Speedup loading of SlicerMRBTest removing unneeded EditorLib import

Improve the loading time of the SlicerMRBTest module by ~50%  (2.6s -> 1.2s, warm cache)

git-svn-id: http://svn.slicer.org/Slicer4/trunk@25133 3bd1e089-480b-0410-8dfb-8563597acbee

Author: jcfr

Applications/SlicerApp/Testing/Python/SlicerMRBTest.py

@@ -4,7 +4,6 @@
 import vtk
 import qt
 import slicer
-import EditorLib
 
 class SlicerMRB(unittest.TestCase):
   """ Test for slicer data bundle