bump package version to 0.0.22

Author: tewarid

package.json

@@ -2,7 +2,7 @@
     "name": "node-tcp-proxy",
     "description": "A simple TCP proxy built using Node.js",
     "license": "MIT",
-    "version": "0.0.21",
+    "version": "0.0.22",
     "main": "index.js",
     "repository": {
         "type": "git",