Fix stream parsing bug

In lodash 3.10, .forEach does not get called in a chain unless .value() is passed, but in lodash 4, it does.

lib/logger.js

@@ -16,6 +16,7 @@ if (config.get('bunyan') || config.get(env + ':use_bunyan')) {
   // Stream can be specified either in settings.streams[ix] or globally in settings.stream
   _([settings.streams, settings])
     .flatten()
+    .compact()
     .forEach(function (settingObj) {
       if (settingObj.stream === 'process.stdout') {
         settingObj.stream = process.stdout;

package.json

@@ -22,7 +22,7 @@
   "homepage": "https://github.com/TheThing/spserver",
   "dependencies": {
     "bunyan": "^1.3.3",
-    "lodash": "^3.0.1",
+    "lodash": "^4.17.2",
     "nconf": "^0.8.4",
     "node-static": "^0.7.6"
   },