fix(package): update yeoman-generator to version 2.0.2

Closes #30

Author: greenkeeper[bot]

package.json

@@ -30,7 +30,7 @@
   "dependencies": {
     "ejs": "^2.3.4",
     "q": "^1.4.1",
-    "yeoman-generator": "^1.1.1"
+    "yeoman-generator": "^2.0.2"
   },
   "devDependencies": {
     "fs-extra": "^2.1.2",