Added regression test for bug2112
Added regression test for bug2112

Change-Id: Id92b345acd620bf6e22618edf904b38cc226ae79
Reviewed-on: http://review.northscale.com/1994
Tested-by: Matt Ingenthron <1fa2ef4755a9226cb9a0a4840bd89b158ac71391@northscale.com>
Reviewed-by: Matt Ingenthron <1fa2ef4755a9226cb9a0a4840bd89b158ac71391@northscale.com>

zbase/libvbucket,couchbase/libvbucket,membase/libvbucket,zbase/libvbucket,zbase/libvbucket