Issue #2202975 by Jeremy: simplify requirements test of memcache configuration.
Issue #1974812 by markpavlitski: coding style cleanup.
Issue #1863996 by Jeremy: fixed memcache statistics tests.
Issue #2210127 by Jeremy: properly use Drupal timers.
Issue #1733674 by Jeremy: remove old reference to dmemcache_collect_stats()
Issue #2209395 by markpavlitski: remove unused $success variable
Issue #1806120 by markpavlitski: warn if an unsupported PECL version is being used.
Issue #1806120 by Jeremy: check PECL version on install.
Issue #1863996 by markpavlitski: fix exception in memcache-session.inc
Merge tag '7.x-1.1-beta5' of git://drupalcode.org/project/memcache