Changes members list to panel format

Again rough and ready, reformats the members list. Making it more similar to the divisions pattern.

There looked to be a bit of complex stuff in this merg, so I thought I'd see if @mlandauer or @henare could take a squiz.

Sketches in #587 (closes #587)

![screen shot 2014-10-01 at 6 08 13 pm](https://cloud.githubusercontent.com/assets/1239550/4470570/6cc8fcc0-4929-11e4-9fb3-8e873968565d.png)
![screen shot 2014-10-01 at 6 08 25 pm](https://cloud.githubusercontent.com/assets/1239550/4470571/707e28fe-4929-11e4-88d5-ef0af959db0e.png)

We might be able to go two across on wider screens, could be interesting.