feat(deps): update to bluebird 3

Fixes #570

lib/db/mysql/index.js

@@ -108,7 +108,7 @@ MysqlStore.connect = function mysqlConnect(options) {
   options.mysql = mysql;
   var patcher = new MysqlPatcher(options);
 
-  return P.promisify(patcher.connect, patcher)().then(function() {
+  return P.promisify(patcher.connect, {context: patcher})().then(function() {
     if (options.createSchema) {
       return updateDbSchema(patcher);
     }
@@ -118,7 +118,7 @@ MysqlStore.connect = function mysqlConnect(options) {
     logger.error('checkDbPatchLevel', error);
     throw error;
   }).finally(function () {
-    return P.promisify(patcher.end, patcher)();
+    return P.promisify(patcher.end, {context: patcher})();
   }).then(function() {
     return new MysqlStore(options);
   });

npm-shrinkwrap.json

@@ -427,9 +427,9 @@
       "dev": true
     },
     "bluebird": {
-      "version": "2.11.0",
-      "resolved": "https://registry.npmjs.org/bluebird/-/bluebird-2.11.0.tgz",
-      "integrity": "sha1-U0uQM8AiyVecVro7Plpcqvu2UOE="
+      "version": "3.5.2",
+      "resolved": "https://registry.npmjs.org/bluebird/-/bluebird-3.5.2.tgz",
+      "integrity": "sha512-dhHTWMI7kMx5whMQntl7Vr9C6BvV10lFXDAasnqnrMYhXVCzzk6IO9Fo2L75jXHT07WrOngL1WDXOp+yYS91Yg=="
     },
     "bn.js": {
       "version": "1.3.0",
@@ -4980,6 +4980,13 @@
         "clone": "^0.1.18",
         "glob": "^5.0.3",
         "xtend": "^4.0.0"
+      },
+      "dependencies": {
+        "bluebird": {
+          "version": "2.11.0",
+          "resolved": "http://registry.npmjs.org/bluebird/-/bluebird-2.11.0.tgz",
+          "integrity": "sha1-U0uQM8AiyVecVro7Plpcqvu2UOE="
+        }
       }
     },
     "nan": {

package.json

@@ -24,7 +24,7 @@
     "node": ">=8"
   },
   "dependencies": {
-    "bluebird": "2.11.0",
+    "bluebird": "3.5.2",
     "buf": "0.1.0",
     "commander": "2.15.1",
     "convict": "4.0.2",