1.42.6 release
Add tests for Litle partial capture
Revert "Add tests for Litle partial capture"

This reverts commit f4a6fb18ed87469a19fe52d4667097c7b4a1c8fb.
Merge pull request #1046 from Shopify/1426_release_b

1.42.6 release
Update GettingStarted.md
Update GettingStarted.md
Adds hinting to README formatting for Ruby example
Handle missing secureHash
SagePay: Add ReferrerID support

Leverage Gateway.application_id as already used by PayPal and others.

Closes #1062.
Slight tweaks
Merge pull request #1064 from Shopify/fix_unsigned_pd_notification

Handle missing secureHash in PayDollar notifications
Cecabank: Fix expiration date formatting

Padding the month and year fields appropriately to yyyymm like Cecabank
expects.

Closes #1067.
Add WePay gateway

https://www.wepay.com/

Closes #1000.
Add ECI method for Braintree orange to accept 'recurring' for its billing method
Add FirstGiving gateway

http://www.firstgiving.com/

Closes #1004.
Merge pull request #1071 from Shopify/braintree_eci

Add ECI method for Braintree orange to accept 'recurring' for its billing method
Missing github handle in changelog
Raise ActionViewHelperError when an exception is raised during form building
Bitpay: Raise in helper on failed invoice creation
Merge pull request #1073 from Shopify/raise_action_view_helper

Raise ActionViewHelperError when an exception is raised during form building