Grab-bag

*Tool tips for collection box table headers
*Decreased waveform width
*Added links to welcome and transcript complete mailers
*Add pay-as-you-go to pricing page, plus copy tweaks and link to full
FAQ
*Added more pictures, descriptions, header and well for featured
explore page content
*About page CTA button border fix, copy tweak
*Enterprise page button text formatting (was too small)
*Link to Zendesk in general FAQ
*Alert in upload form not to upload with periods in filenames
*FAQ typo fixes, added language question
Merge branch 'pr/841'

Conflicts:
	app/assets/html/plans/_plans.html.slim
removed some images and carousel js
Merge branch 'master' of https://github.com/popuparchive/pop-up-archive