Merge pull request #208 from datadryad/atmire-1446-27

Atmire 1446 27 Browse By Embedded in Homepage and DOI search bugfixes.
Merge branch 'dryad-master' into dryad-staging
fix for: Journal email addresses should be read on-the-fly.
Cost Recovery System, Initial Release
Cost Recovery System : Voucher Database and Further Enhancements
Merge pull request #300 from datadryad/atmire-1581-release-2

Cost Recovery System (atmire-1581-release-2)
Update prices in payment system
Adding test countries for fee waivers
Add remaining fee-waiver countries
Standardize capitalization of shopping cart text
Cleanup of text in payment system
Add test journal for subscription process
Configure test journals to have subscriptions
externalize a paypal API settings for payment system
Place Shopping Cart and Voucher Admin Pages under /admin/
1685 : change dollar to USD
1692 : Remove "us" from dryad.paymentsystem.countries
1693 : Ordering of fee waiver countries
1687 : Only display applicable fees
1686 : Show currency symbols