Shopify/active_merchant — pull request #682 by drewblas (2013-05-07 19:20:45+00:00)
Title: Braintree ssl negotiation fix

Implements the suggestion as given here:
https://groups.google.com/forum/?fromgroups=#!topic/activemerchant/SZgiVs6bUmI

This fixes Ubuntu 12.04 + OpenSSL 1.0.1c + Ruby 1.8/1.9 not being able to talk to the braintree gateway.
There is a ssl type negotiation issue:
curl https://secure.braintreepaymentgateway.com/api/transact.php # Fails
curl -I --sslv3 https://secure.braintreepaymentgateway.com/api/transact.php # Succeeds