OpenTreeOfLife/api.opentreeoflife.org — pull request #69 by jimallman (2014-03-15 03:03:33+00:00)
Title: Simplify CC-0 license as a single metatag.

Suggested simplification by @jar398. This metatag converts to the following NeXML:
```

```
(I gather the ```xhtml``` namespace used here is sometimes styled as ```xhv```.)