Add an 'About' section in the documentation

Add a new file `about.md` with a brief description of the plugin
that will be included at the top of the plugin's documentation
index.

Change-Id: Ie56e96e387950061a49fb6e56d1001c715d190e2
1 file changed
tree: d656e73a24364111d9f260018b8aab564455db79
  1. .settings/
  2. src/
  3. .gitignore
  4. BUCK
  5. LICENSE
  6. pom.xml