UPDATE:: Update setup.py

Author: Malcolm White

setup.py

@@ -7,10 +7,6 @@
 from distutils.core import setup
 from Cython.Build import cythonize
 
-#import sys
-#from shutil import rmtree
-#from setuptools import find_packages, setup, Command
-
 
 # Package meta-data.
 name            = 'pykonal'