Typo fix

Author: oschwald

docs/conf.py

@@ -15,7 +15,7 @@
 import sys
 import os
 
-__version__ = 0.1.0
+__version__ = '0.1.0'
 
 # If extensions (or modules to document with autodoc) are in another directory,
 # add these directories to sys.path here. If the directory is relative to the