Use juggler@3 for running tests

Author: 0candy

lib/postgresql.js

@@ -75,6 +75,7 @@ function PostgreSQL(postgresql, settings) {
     // pg-pool doesn't handle string config correctly
     this.clientConfig = {
       connectionString: settings.url,
+      Promise: require('bluebird')
     };
   } else {
     this.clientConfig = settings;

package.json

@@ -18,16 +18,16 @@
   },
   "dependencies": {
     "async": "^0.9.0",
+    "bluebird": "^3.4.6",
     "debug": "^2.1.1",
     "loopback-connector": "^2.1.0",
     "pg": "^6.0.0",
     "strong-globalize": "^2.6.2"
   },
   "devDependencies": {
-    "bluebird": "^2.9.12",
     "eslint": "^2.13.1",
     "eslint-config-loopback": "^4.0.0",
-    "loopback-datasource-juggler": "^2.28.0",
+    "loopback-datasource-juggler": "^3.0.0-alpha.8",
     "mocha": "^2.1.0",
     "rc": "^1.0.0",
     "should": "^8.0.2",