Better templates, better preprocessing, cleaner code. Not fully backward compatible with 1.x, but updating should be very easy.
Issue #2336381 by Barrett, dstol: Add a means to temporarily disable URL clearing to support batch imports/migrations
Issue #2314385 by Dave Reid, Barrett: Integrate more effectively with other cache clearing modules
Changes since 7.x-2.3:
This release introduces two new features:
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