docs/use/guide/guide_toc.json

[
{ "title": "Start",
  "file":  "{{ site.url }}/start/index.html" },

{ "title": "User Guide",
  "file": "{{ site.url }}/use/guide/index.html",
  "children": {% readj ./toc.json %} },
{ "title": "Elsewhere",
  "file":  "{{ site.url }}/start/index.html",
  "children": [

{ "title": "Examples",
  "file":  "{{ site.url }}/use/examples/index.html", 
  "children": {% readj ../examples/toc.json %} },
{ "title": "API Reference",
  "file": "{{ site.url }}/use/api/index.html" },
  
{ "title": "Contributing",
  "file": "{{ site.url }}/dev/code/index.html",
  "children": {% readj /dev/toc.json %} },
{ "title": "License",
  "file": "{{ site.url }}/license/index.html" }  
]}

]