conf.py: Exclude README.rst

README.rst is not part of the documentation.

Sphinx complains that it is not referenced anywhere.

Author: jayvdb

conf.py

@@ -76,7 +76,7 @@
 
 # List of patterns, relative to source directory, that match files and
 # directories to ignore when looking for source files.
-exclude_patterns = ['_build']
+exclude_patterns = ['_build', 'README.rst']
 
 # The reST default role (used for this markup: `text`) to use for all
 # documents.