Accept page can now be translated
Some Finnish translations for transaction process
Display minimum listing price in payment settings
Improvements to getting started page texts.

Proofread texts, mailto links.

Note: when deployed to production, remember to add sales_email and
support_email to production server configuration.
Improve welcome email copys

Link to contact support, link to knowledge base from config, text
improvements.
Merge pull request #796 from sharetribe/copy-text-improvements

Copy text improvements
Translations
Add support link to left navi in admin panel
Send confrimation email always on the recipients own language
Make new trial creation use the global service name in email confirmation
Store prospect emails to DB when availability asked
Add test for prospect mail collection
Readme changes
Update README.md
Brought CONTRIBUTING.md back
Merge pull request #802 from sharetribe/readme-changes

Readme changes
Update README.md
Update customize-marketplace.md
Update customize-marketplace.md
Update README.md