Update sample apps with the new version.

Author: Amir Tocker

samples/photo_album/package.json

@@ -16,7 +16,7 @@
     "@angular/platform-browser-dynamic": "^4.0.1",
     "@angular/platform-server": "^4.0.1",
     "@angular/router": "^4.0.1",
-    "@cloudinary/angular": "^2.1.1",
+    "@cloudinary/angular-4.x": "^1.0.0",
     "cloudinary-core": "^2.3.0",
     "core-js": "^2.4.1",
     "ng2-file-upload": "^1.2.0",