regenerated C files with Cython

Author: tmylk

docs/src/conf.py

@@ -52,9 +52,9 @@
 # built documents.
 #
 # The short X.Y version.
-version = '0.13.3'
+version = '0.13.4'
 # The full version, including alpha/beta/rc tags.
-release = '0.13.3'
+release = '0.13.4'
 
 # The language for content autogenerated by Sphinx. Refer to documentation
 # for a list of supported languages.