Merge member policy comparison views 

Merges the division motion text from the member policy 'full description' view into the front/summary view. It adds the text as a disclosure in the 'division' column.

We now can remove the 'full description' view.

![screen shot 2014-10-13 at 12 38 09 pm](https://cloud.githubusercontent.com/assets/1239550/4608270/aedd88d8-527a-11e4-8ea9-9be6e0816b14.png)

![screen shot 2014-10-13 at 12 38 21 pm](https://cloud.githubusercontent.com/assets/1239550/4608271/b1b10094-527a-11e4-9372-aab4e8798930.png)

There are a [TODO](https://github.com/openaustralia/publicwhip/compare/policy_member_comparision_divisions?expand=1#diff-9146636967fdcec36c7333eda76729e0R23) to make this happen with progressive enhancement.
I made a style to help set links like this for the division summary show, so applied it here as well. Sorry, a bit lazy to include it in this PR.