Avoid double bulleting on an `ol` list

Previous to this change, these lists had bullets like

    1. a. Lorem Ipsum
    2. b. Dolor Sit
    3. c. Etc....

I think it's more correct to either remove the extraneous 'a/b/c/...', or to use something other than an ordered list (`ol`).

### Screenshot of current behaviour on site

![Screen Shot 2013-03-01 at 09 28 08](https://f.cloud.github.com/assets/145/208950/5f931530-8252-11e2-828e-6d6d1db0f597.png)