Remove the oauth ebay dependency (#114)

* v2.7.7

* add example using express js

* remove yarn lock

* remove oauth ebay dependency

* remove oauth

Author: pajaydev

package.json

@@ -1,6 +1,6 @@
 {
   "name": "ebay-node-api",
-  "version": "2.8.7",
+  "version": "2.8.8",
   "description": "Ebay node api client",
   "main": "./src/index.js",
   "homepage": "https://github.com/pajaydev/ebay-node-api",
@@ -33,8 +33,7 @@
   },
   "dependencies": {
     "eslint-config-ajay": "^1.0.6",
-    "make-string": "^1.0.3",
-    "oauth-ebay": "^1.0.0"
+    "make-string": "^1.0.3"
   },
   "devDependencies": {
     "chai": "^4.1.2",