Fixes #336 - removes hardcoded SMC code

Removes code specific to San Mateo County, CA.
Including:
- Adding a generic logo.
- Removing all programs specific to California and only retaining mention of federal programs and generic search keywords on the homepage.
- Removes SMC HSA logo in the footer.
- Mentions Knight in the footer.
- Removes JS terminology popups for terms such as "market match"
- Removes Products, Payment Types, etc. related to farmers' markets on the detail view page.
- Moves terminology and homepage link info boxes to yaml config files.
- Removes CIP keywords.

Homepage looks like:
![screen shot 2014-05-31 at 2 05 26 pm](https://cloud.githubusercontent.com/assets/704760/3140123/a4964ff4-e907-11e3-8d20-aa75ce3f35fd.png)

@monfresh ready for review and merge.