updated bootstrap, added nav between versions

Signed-off-by: Chris Jones <chris@jonezy.org>
implemented the sitemap endpoint.

Signed-off-by: Chris Jones <chris@jonezy.org>
renamed subpages => pages, fixed issue with /v2 throwing an error

Signed-off-by: Chris Jones <chris@jonezy.org>
Merge pull request #4 from jonezy/master

new endpoints