add optional log formatting and bump for release

lib/windshaft/server.js

@@ -13,13 +13,16 @@ module.exports = function(opts){
     // initialize render cache 60 seconds TTL
     var render_cache = new RenderCache(60000, mml_store);
 
+    // optional log format
+    var log_format = opts.log_format || '[:req[X-Real-IP] > :req[Host] @ :date] \033[90m:method\033[0m \033[36m:url\033[0m \033[90m:status :response-time ms -> :res[Content-Type]\033[0m'
+
     // initialize express server
     var app = express.createServer();
     app.enable('jsonp callback');
     app.use(express.bodyParser());
     app.use(express.logger({
-        buffer:true,
-        format:'[:remote-addr :date] \033[90m:method\033[0m \033[36m:url\033[0m \033[90m:status :response-time ms -> :res[Content-Type]\033[0m'
+        buffer: true,
+        format: log_format
     }));
 
     //TODO: extract server config to a function

package.json

@@ -1,6 +1,6 @@
 {
     "name": "windshaft",
-    "version": "0.4.2",
+    "version": "0.4.3",
     "main": "./lib/windshaft/index.js",
     "description": "A Node.js based map tile server for PostGIS & Mapnik",
     "url": "https://github.com/Vizzuality/Windshaft",
@@ -31,4 +31,4 @@
     "scripts": {
         "test": "which expresso | sh"
     }
-}
+}