BUG

[bug] NameSpaceUtil::formatNameServerURL
    unsigned int index = nameServerAddr.find(ENDPOINT_PREFIX);
    if (index != string::npos) 

right:

    int index = nameServerAddr.find(ENDPOINT_PREFIX);
    if (index != string::npos) 

exmaple:
    setNamesrvAddr("122.12.122.122:8080) , result: 122.122:8080
    
