Justin Li 1236a5ee5b Allow purge interval to be set, and fix variable naming		2014-07-16 13:54:10 -04:00
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backend	repurpose drivers from mock to no-op and memory	2014-07-15 00:22:04 -04:00
tracker	Allow purge interval to be set, and fix variable naming	2014-07-16 13:54:10 -04:00