Add config: true to fcoin config to allow use of fcoin.conf file in datadir

This is mainly to allow the setting and changing of API keys in a seperate file, in case people want to access

lib/services/p2p/bcoin.js

@@ -42,7 +42,8 @@ Bcoin.prototype._getConfig = function(options) {
     logLevel: 'info',
     port: options.port,
     persistent: true,
-    workers: true
+    workers: true,
+    config: true
   };
   if (options.prefix) {
     config.prefix = options.prefix;

package.json

@@ -5,7 +5,7 @@
     "node": ">=8.0.0"
   },
   "author": "BitPay <dev@bitpay.com>",
-  "version": "5.0.0-beta.72",
+  "version": "5.0.0-beta.73",
   "main": "./index.js",
   "repository": "git://github.com/oipwg/flocore-node.git",
   "homepage": "https://github.com/oipwg/flocore-node",