Fix document objects unicode string representation
Merge pull request #25 from FundedByMe/document-string-representation

Fix document objects unicode string representation
Add MangoPay Base URL
Merge pull request #26 from FundedByMe/api-config-base-url

Add MangoPay Base URL
Use mangopay id not django id
Fix Payout
Fix execution date type error
Reuse variable
Merge pull request #27 from FundedByMe/fix-payout

Fix payout
Merge https://github.com/FundedByMe/django-mangopay