added whole system from ola4doc

sys/node_modules/glogg/index.js

@@ -0,0 +1,34 @@
+'use strict';
+
+var format = require('util').format;
+
+var sparkles = require('sparkles');
+
+var levels = [
+  'debug',
+  'info',
+  'warn',
+  'error'
+];
+
+function getLogger(namespace){
+  var logger = sparkles(namespace);
+
+  levels.forEach(function(level){
+    logger[level] = makeLogLevel(level);
+  });
+
+  return logger;
+}
+
+function makeLogLevel(level){
+  return function(msg){
+    if(typeof msg === 'string'){
+      msg = format.apply(null, arguments);
+    }
+
+    this.emit(level, msg);
+  };
+}
+
+module.exports = getLogger;