Enjoy the new release!

--- Membership Suite 6.12 ---
Bug Fix: Fixed a bug relating to free memberships when the skip registration page option was selected.
Bug Fix: Fixed a bug when adding membership to existing users from the User Edit page
New Feature: Added the ability to set the name of the 'Free' option on the Registration Page when not requiring Paid Signup
New Feature: Ability to set the start and expiration date import fields when using the User Import module

MS Core 1.13:
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New Feature: Added actions to the Order Details View for admins to take further actions on recurring orders (cancel, change billing, etc)
Change: Changed the Orders view to show gateways for orders
Bug Fix: Fixed a bug with MS Coupons relating to the max number of users per coupon and per user
New Feature: Added the ability for users to delete or resume their own orders that are in checkout
Fix: Removed an usused table from MS Coupons
New Feature: Additions to the Recurring Billing API to handle failed payments
Change: Added more information to the user's Order History tab
Bug Fix: Fixed a bug where some gateways were marking orders as the wrong status
New Feature: Added a new hook to act on payment totals when a payment is received
Bug Fix: Fixed a bug with Authorize.net where users who have a CIM profile but no Payment Profiles weren't able to update their billing info
Bug Fix: Fixed a bug with Authorize.net where users with CIM profiles but no Payment Profiles weren't having Payment Profiles automatically created for them when they made a purchase
New Feature: Made updating the credit card optional when updating Billing Info with Authorize.net CIM
Fix: Added a check so that users can't pay for an order twice
Fix: Added a note that Authorize.net Gateway is required when using Authorize.net CIM gateway

Notes: As always, if you are upgrading from Membership Suite 5.x, follow the instructions here: http://www.moneyscripts.net/upgrade-instructions-ms-core-modules