Update deps

Author: IvanGoncharov

package.json

@@ -20,19 +20,19 @@
   },
   "homepage": "https://github.com/APIs-guru/graphql-coverage#readme",
   "dependencies": {
-    "chalk": "^2.1.0",
-    "express": "^4.16.1",
+    "chalk": "2.1.0",
+    "express": "4.16.4",
     "express-graphql": "github:apis-guru/express-graphql#applyFn_dist",
-    "graphql": "^0.11.7",
-    "node-fetch": "^1.7.3"
+    "graphql": "0.11.7",
+    "node-fetch": "2.3.0"
   },
   "devDependencies": {
-    "@types/chalk": "^0.4.31",
-    "@types/express": "^4.0.37",
-    "@types/graphql": "^0.11.5",
-    "@types/node-fetch": "^1.6.7",
-    "nodemon": "^1.12.1",
-    "ts-node": "^3.3.0",
-    "typescript": "^2.5.3"
+    "@types/chalk": "0.4.31",
+    "@types/express": "4.16.1",
+    "@types/graphql": "14.2.0",
+    "@types/node-fetch": "2.3.1",
+    "nodemon": "1.18.11",
+    "ts-node": "8.0.3",
+    "typescript": "3.4.3"
   }
 }