[joinrpg-docs-253] ignore howto warnings

Author: avs51

docs/conf.py

@@ -87,7 +87,7 @@
 # List of patterns, relative to source directory, that match files and
 # directories to ignore when looking for source files.
 # This patterns also effect to html_static_path and html_extra_path
-exclude_patterns = ['_build', 'Thumbs.db', '.DS_Store']
+exclude_patterns = ['_build', 'Thumbs.db', '.DS_Store', 'howto-doc.md']
 
 # The reST default role (used for this markup: `text`) to use for all
 # documents.