tools,doc: fix incomplete json produced by doc tool

Doc tool produces incomplete json when it meets unordered lists that
directly following a heading. Add a default case to processList function
to handle the lists.

tools/doc/json.js

@@ -260,6 +260,14 @@ function processList(section) {
  // event: each item is an argument.
  section.params = values;
  break;
+
+ default:
+ if (section.list.length > 0) {
+ section.desc = section.desc || [];
+ for (var i = 0; i < section.list.length; i++) {
+ section.desc.push(section.list[i]);
+ }
+ }
  }
 
  // section.listParsed = values;