Support for experimental @defer & @stream (#583)

Author: robrichard

integrationTests/ts/package.json

@@ -6,7 +6,7 @@
   "dependencies": {
     "@types/node": "14.0.13",
     "express-graphql": "file:../express-graphql.tgz",
-    "graphql": "14.7.0",
+    "graphql": "15.4.0-experimental-stream-defer.1",
     "typescript-3.4": "npm:[email protected]",
     "typescript-3.5": "npm:[email protected]",
     "typescript-3.6": "npm:[email protected]",

package-lock.json

@@ -83,7 +83,7 @@
     "eslint-plugin-node": "11.1.0",
     "express": "4.17.1",
     "graphiql": "1.0.6",
-    "graphql": "15.4.0",
+    "graphql": "15.4.0-experimental-stream-defer.1",
     "mocha": "8.2.1",
     "multer": "1.4.2",
     "nyc": "15.1.0",