Updated TODO re: shutdown
Updated TODO re: shutdown

douxiaozhao/java-memcached-client,couchbase/spymemcached,Agilefant/spymemcached,Agilefant/spymemcached,douxiaozhao/java-memcached-client,resrugam/java-memcached-client,couchbase/spymemcached,couchbase/spymemcached,Agilefant/spymemcached,tootedom/spymemcached,tootedom/spymemcached,HubSpot/java-memcached-client,douxiaozhao/java-memcached-client,HubSpot/java-memcached-client,dustin/java-memcached-client,tootedom/spymemcached-1,resrugam/java-memcached-client,HubSpot/java-memcached-client,tootedom/spymemcached-1,dustin/java-memcached-client,resrugam/java-memcached-client,tootedom/spymemcached-1,1and1/java-memcached-client,dustin/java-memcached-client,tootedom/spymemcached