Ignore localhost links for linkcheck

This excludes http://localhost from the periodic check for broken links

Author: coretl

docs/conf.py

@@ -88,6 +88,9 @@
     http://www.diamond.ac.uk
 """
 
+# Ignore localhost links for period check that links in docs are valid
+linkcheck_ignore = [r"http://localhost:\d+/"]
+
 # -- Options for HTML output -------------------------------------------------
 
 # The theme to use for HTML and HTML Help pages.  See the documentation for