Add copy and style for Sharethrough case study
Add images for MCF and NAL to case study
Update imagery in case study
Update copy from STR
Merge branch 'case-study-sharethrough'
Create FAQs page and styles
Add FAQs link to the footer
Changes in copy on the footer
Remove newsletter signup from careers
Create a NewsletterSubscription form object

* Add routes for newsletter subscription
* Update partial
Use partial in all the places
Add VCR and webmock
Merge with upstream changes
Add Newsletter Service
VCR the feature spec
Better newsletter params
Move list to env
Capture signup exceptions
Upgrade raven/sentry
Send exceptions to sentry