Move images script to appstore since it is specific to caas

package.json

@@ -70,7 +70,6 @@
   "devDependencies": {
     "apidoc": "*",
     "bootstrap-sass": "^3.3.3",
-    "commander": "^2.9.0",
     "del": "^1.1.1",
     "expect.js": "*",
     "gulp": "^3.8.11",
@@ -91,8 +90,7 @@
     "redis": "^2.4.2",
     "request": "^2.65.0",
     "sinon": "^1.12.2",
-    "yargs": "^3.15.0",
-    "yesno": "0.0.1"
+    "yargs": "^3.15.0"
   },
   "scripts": {
     "migrate_local": "DATABASE_URL=mysql://root:@localhost/box node_modules/.bin/db-migrate up",