Feature to create recurring monthly & yearly subscriptions

1.4.8

Update README

Completed refactoring

1.4.7

Add instructions for creating subscriptions in PayPal

1.4.6

• Fix unspecified method error (#89)

1.4.5

• Allow partial refund.
• Fix issue with Guzzle 5.

Fix addOptions error (#78)

1.4.2

Apply fixes from StyleCI (#81)

Fixed PayPal IPN response parsing error.

1.4.1

Refactoring

1.4.0

Added getPaymentDetails function (#71)

1.3.9: Use merge, instead of foreach loop. (#67)

Use merge, instead of foreach loop

1.3.8

RUB currency support (#64)

Specify other PayPal API Options

This releases allows user to specify other PayPal API parameters for Express Checkout.