fix: ensure numerical OS version check

Author: remy

lib/monitor/run.js

@@ -16,7 +16,7 @@ var restart = null;
 var psTree = require('pstree.remy');
 var path = require('path');
 var signals = require('./signals');
-const osRelease = require('os').release();
+const osRelease = parseInt(require('os').release().split(".")[0], 10);
 
 function run(options) {
   var cmd = config.command.raw;