index: add compression to responses

lib/index.js

@@ -2,6 +2,7 @@
 
 var Writable = require('stream').Writable;
 var bodyParser = require('body-parser');
+var compression = require('compression');
 var BaseService = require('./service');
 var inherits = require('util').inherits;
 var BlockController = require('./blocks');
@@ -111,6 +112,10 @@ InsightAPI.prototype.setupRoutes = function(app) {
   var logStream = this.createLogInfoStream();
   app.use(morgan(logFormat, {stream: logStream}));
 
+  //Enable compression
+  app.use(compression());
+
+  //Enable urlencoded data
   app.use(bodyParser.urlencoded({extended: true}));
 
   //Enable CORS

package.json

@@ -64,6 +64,7 @@
     "bitcore-lib": "^0.13.7",
     "bitcore-message": "^1.0.1",
     "body-parser": "^1.13.3",
+    "compression": "^1.6.1",
     "lodash": "^2.4.1",
     "lru-cache": "^4.0.1",
     "morgan": "^1.7.0",