Fix version

Fix version so that 4.1 release contains correct info before merging 5.0 into master

Author: RachelTucker

setup.py

@@ -14,7 +14,7 @@
 from distutils.core import setup
 
 setup(name='DS3 SDK',
-    version='3.4.1',
-    description='Python SDK and CLI for Spectra S3',
+    version='4.1.0',
+    description='Python3 SDK and CLI for Spectra S3',
     author_email='[email protected]',
     packages=['ds3'])