updated change log and version

CHANGELOG.md

 # 0.2.2
 
-_1st September 2021_
+_2nd September 2021_
 
 ## Added
 
 - you can now discard nodes
 - you can now toggle read and edit view of each node
+- you can now color each node
+- you can now assign a shape to each node
 
 # 0.2.1
 

package.json

 {
   "name": "nodenogg.in",
-  "version": "0.2.1",
+  "version": "0.2.2",
   "private": true,
   "scripts": {
     "serve": "vue-cli-service serve",