Adds About and T&C links to required places

Also splits up some of base CSS in to separate files to make discovery a
bit easier
Adds WCMC Terms and Conditions static page

Introduces static pages controller for handling similar pages
Adds a WDPA Terms and Conditions static page
Adds a disclaimer to the PA map
Add UserVoice feedback link to header

Hopefully improve discoverability of uservoice and giving feedback.
Fixes whenever capistrano deployment
Merge pull request #71 from unepwcmc/alpha-requirements

Addition of T&Cs, and other alpha requirements