Update document version to the next release 1.8

docs/conf.py

@@ -56,9 +56,9 @@ author = 'Wenzel Jakob'
 # built documents.
 # built documents.
 #
 #
 # The short X.Y version.
 # The short X.Y version.
-version = '1.0'
+version = '1.8'
 # The full version, including alpha/beta/rc tags.
 # The full version, including alpha/beta/rc tags.
-release = '1.0'
+release = '1.8'
 
 
 # The language for content autogenerated by Sphinx. Refer to documentation
 # The language for content autogenerated by Sphinx. Refer to documentation
 # for a list of supported languages.
 # for a list of supported languages.