readme and content update

README.md - marked layout front-matter as optional
src/about.md - made slightly less flippant, added 'todo.'
src/index.md - consolidated a bit, added 'technical goals.'

README.md

@@ -23,7 +23,6 @@ Though this repo is mostly intended for my own use, if you happened to stumble i
 –––
 title: Cool Page
 description: Does whatever a cool page does
-layout: layouts/base.njk
 permalink: /page/
 –––
 ```
@@ -31,11 +30,11 @@ permalink: /page/
 2. If the new page should be included in the nav, add it to `src/_data/site.json`.
 
 ## Front Matter Notes
-* `title` - Shown in page title and title bar.
-* `description` - Page-specific meta description; uses site default if not specified.
-* `layout: layouts/base.njk` - Required for template formatting.
+* `title` - Shown in page title and title bar
+* `description` - Page-specific meta description; uses site default if not specified
+* `layout: layouts/base.njk` - (optional) override for layout template
 * `permalink` - optional, override 11ty path generating behavior with pretty slug
-* `draft: true` - Set on incomplete articles to exclude from 11ty build.
+* `draft: true` - Set on incomplete articles to exclude from 11ty build
 
 ## RSS Feed