无法启动cluster.js
```
/srv/deepMiner/cluster.js:16
    console.log(`[!] Daemon start. PID: ${process.pid}\n`);
                ^
SyntaxError: Unexpected token ILLEGAL
    at Module._compile (module.js:439:25)
    at Object.Module._extensions..js (module.js:474:10)
    at Module.load (module.js:356:32)
    at Function.Module._load (module.js:312:12)
    at Function.Module.runMain (module.js:497:10)
    at startup (node.js:119:16)
    at node.js:945:3
```
nodejs版本
v0.10.48
