made it optional for DNSServer to override static Resolver/Cache for dnsjava Lookup object using the setAsDNSJavaDefault configuration (JAMES-676) Added searchdomains configurability to DNSServer, automatically discovered when autodiscovery is enabled (JAMES-675)
made it optional for DNSServer to override static Resolver/Cache for dnsjava Lookup object using the setAsDNSJavaDefault configuration (JAMES-676)
Added searchdomains configurability to DNSServer, automatically discovered when autodiscovery is enabled (JAMES-675)

git-svn-id: de9d04cf23151003780adc3e4ddb7078e3680318@472819 13f79535-47bb-0310-9956-ffa450edef68

rouazana/james,aduprat/james,rouazana/james,aduprat/james,chibenwa/james,rouazana/james,aduprat/james,chibenwa/james,aduprat/james,rouazana/james,chibenwa/james,chibenwa/james