Escape filename before using it in a regex. fixes #2430

couchpotato/core/plugins/renamer/main.py

@@ -639,7 +639,7 @@ Remove it if you want it to be renamed (again, or at least let it try again)
 
         # Match all found ignore files with the tag_files and delete if found
         for tag_file in tag_files:
-            ignore_file = fnmatch.filter(ignore_files, '%s.%s.ignore' % (os.path.splitext(tag_file)[0], tag if tag else '*'))
+            ignore_file = fnmatch.filter(ignore_files, '%s.%s.ignore' % (re.escape(os.path.splitext(tag_file)[0]), tag if tag else '*'))
             for filename in ignore_file:
                 try:
                     os.remove(filename)