'mentioned in' pages in config.toml

exampleSite/config.toml

@@ -25,6 +25,11 @@ description = "This is an example description in Sandpoints Theme's example conf
 # 
 # sandpointsCatalogName = "dotawo"
 
+## sandpointsMentionedIn lists all pages outside of triadic structure
+## which should have a menu `mentioned in` with its backlinks
+#
+# sandpointsMentionedIn = ["annex", "author", "editor"]
+
 [outputFormats]
 [outputFormats.js]
 isPlainText = true