Updating to node-get 0.0.3

package.json

@@ -18,7 +18,7 @@
     "xml2js"      : ">= 0.1.0",
     // node-srs required by renderer.js ensureSRS()
     "srs"      : ">= 0.1.0",
-    "node-get" : ">= 0.0.2",
+    "node-get" : "= 0.0.3",
     "step"     : ">= 0.0.3",
     "expresso" : ">= 0.0.0"
   }