Delete cached sessions when clearing expired sessions
Fixes #6907
only delete sessions from object cache if using persistent object cache
ajaxified coupon removal on checkout page for better UX closes #6881
Merge pull request #6911 from splashingpixels/checkout-coupons

ajaxified coupon removal on checkout page for better UX closes #6881
Merge pull request #6909 from webaware/cleanup-sessions-cached

Delete cached sessions when clearing expired sessions
Retrive reviewers avatar using the email

Using the email will fix the wrong avatar issue occurring while creating manually the review from the admin panel.
Correctly save custom address fields in admin
Error in previous commit.
Merge pull request #6914 from SiR-DanieL/patch-2

Retrieve reviewers avatar using the email