Regenerate: add about

wooorm · wooorm · commit 60c6d44c034e · 2017-08-09T14:33:37.000-04:00
diff --git a/index.json b/index.json
@@ -1,5 +1,6 @@
 {
   "*": [
+    "about",
     "class",
     "content",
     "datatype",
