Commercial CAPI single component Sponsored by / Supported by

This adds the functionality of being able to create Sponsored by & Supported by CAPI single item commercial components via DFP.

Uses existing views, updated DFP template "Merchandising content API (single)" and created a new one called "Merchandising content API (single) - Sponsored / supported by".

New component;
![screen shot 2014-11-14 at 16 01 45](https://cloud.githubusercontent.com/assets/1303616/5048801/1012aba4-6c18-11e4-816b-562fa943652c.png)

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