Automate migration detection.
Merge pull request #576 from sharetribe/automate-migrations

Automate migration detection.
PaypalService request permissions operation
Configurable platform paypal credentials
Can use service injector directly, not just mixin
Include to paypal username in req perm response
Remodel OrderPermission
Querying paypal accounts with order permissions
Log paypal api responses
global test app id for paypal
add info text to paypal account settings
Update structure.sql
cleanup review suggestions
Merge pull request #573 from sharetribe/paypal-merchant-permissions

Paypal merchant permissions
wti pull
Create Transactions
Move data from conversation to transaction
Rename conversation_id to transaction_id
Booking and payment belong to transaction
Factory specs passing