Update conf.py to 1.2.0

Author: JudithBernett

docs/conf.py

@@ -56,9 +56,9 @@
 # the built documents.
 #
 # The short X.Y version.
-version = "1.1.4"
+version = "1.2.0"
 # The full version, including alpha/beta/rc tags.
-release = "1.1.4"
+release = "1.2.0"
 
 # The language for content autogenerated by Sphinx. Refer to documentation
 # for a list of supported languages.