🚀 version bump

package.json

@@ -1,6 +1,6 @@
 {
   "name": "@restyjs/jwt",
-  "version": "0.0.1-alpha.18",
+  "version": "0.0.1-alpha.20",
   "description": "JWT middleware for resty.js.",
   "homepage": "https://restyjs.com",
   "main": "index.js",
@@ -45,15 +45,13 @@
     "jsonwebtoken": "^8.5.1"
   },
   "peerDependencies": {
-    "@restyjs/core": "^0.0.1-alpha.16"
+    "@restyjs/core": "^0.0.1-alpha.20"
   },
   "devDependencies": {
-    "@restyjs/core": "^0.0.1-alpha.16",
+    "@restyjs/core": "^0.0.1-alpha.20",
     "@types/jest": "^26.0.3",
     "@types/supertest": "^2.0.9",
     "jest": "^26.0.1",
-    "np": "^6.2.4",
-    "rimraf": "^3.0.2",
     "supertest": "^4.0.2",
     "ts-jest": "^26.1.1",
     "ts-node": "^8.10.2",