Add .tox to Pylint ignore list (pylint-dev#2549)

Author: correctmost

pylintrc

@@ -9,7 +9,7 @@
 
 # Add files or directories to the blacklist. They should be base names, not
 # paths.
-ignore=CVS
+ignore=.tox,CVS
 
 # Add files or directories matching the regular expressions patterns to the
 # ignore-list. The regex matches against paths and can be in Posix or Windows