Try cp-volatile codemod (#725)

* [FEAT] Add cp-volatile codemod

Author: rajasegar

test/fixtures/codemod/latest-node/my-app/app/controllers/application.js

@@ -7,6 +7,10 @@ export default Controller.extend({
     return `${this.firstName} ${this.lastName}`;
   }),
 
+  get fullName2() {
+    return `${this.firstName} ${this.lastName}`;
+  },
+
   actions: {
     foo(object) {
       this.doStuff(object);

test/fixtures/codemod/local/my-app/app/controllers/application.js

@@ -6,6 +6,10 @@ export default Ember.Controller.extend({
     return `${this.firstName} ${this.lastName}`;
   }).property('firstName', 'lastName'),
 
+  fullName2: computed(function() {
+    return `${this.firstName} ${this.lastName}`;
+  }).volatile('firstName', 'lastName'),
+
   actions: {
     foo(object) {
       Ember.propertyWillChange(object, 'someProperty');

test/fixtures/codemod/min-node/my-app/app/controllers/application.js

@@ -7,6 +7,10 @@ export default Controller.extend({
     return `${this.firstName} ${this.lastName}`;
   }),
 
+  get fullName2() {
+    return `${this.firstName} ${this.lastName}`;
+  },
+
   actions: {
     foo(object) {
       this.doStuff(object);