4.1.1
    Add support for max_amount parameter
    Update message column in paypal_express_reponses to text

4.1.0
    Initial support for HPP flows (one-off payments)

4.0.0
    Initial release for Kill Bill 0.16.x

3.0.0
    Initial release for Kill Bill 0.15.x

2.0.0
    Initial release for Kill Bill 0.14.x

1.8.1
    Fix add_payment_method to retrieve the token from the properties embedded in the payment_method data

1.8.0
    Add missing require 'openssl'

1.7.1
    Update to generated template

1.7.0
    Update to latest killbill
    Change groupId to org.kill-bill.billing.plugin.ruby

1.6.7
    Add jruby-openssl dependency

1.6.6
    Fix packaging

1.6.5
    Implement payments and refunds search
    Fix amount to cents conversion
    Update to latest killbill (2.0.0)

1.6.4
    Update to latest killbill (1.9.0)

1.6.3
    Fix bugs for currency conversion during payment/refunds

1.6.2
    Add implementation for currency conversion

1.6.1
    Update killbill version (1.8.3)

1.6.0
    Add pagination support for search
    Improve search algorithm
    Allow setting of default payment description in configuration file

1.5.4
    Fix issue #1

1.5.3
    Fix issue #1 (did not fix it)

1.5.2
    Don't populate the second_payment_reference_id (see killbill/killbill-analytics-plugin#11)

1.5.1
    Fix bug in get_payment_info and get_refund_info

1.5.0
    Update to latest killbill 1.6.0 (new entitlement apis)

1.4.1
    Update to active_merchant 1.36.0 (no need for custom build anymore)

1.4.0
    Update to killbill 1.4.0

1.3.0
    Update to latest killbill (1.3.0 version)

1.2.0
    Update to killbill 1.2.0

1.1.0
    Update to killbill 1.1.2