updated couchbase version from 1.4.2 to 1.4.4

Passed 100 of 100 test:

 [info] Passed: Total 100, Failed 0, Errors 0, Passed 100
 [success] Total time: 28 s, completed Oct 16, 2014 3:24:56 PM 

Release notes for 1.4.3 and 1.4.4 can be found here: http://docs.couchbase.com/couchbase-sdk-java-1.4/#release-notes-for-couchbase-client-library-java-144-ga-5-august-2014

This should help with people complaining of reconnect issues and with people being unable to read from replica. Along with other misc fixes.  Since it is a minor updates there are no breaking changes (unlike version 2.0)