* Order the imports
* No leading slash on imports
* Empty line before namespace
* One line per import
* Empty after imports
* Emmpty line at bottom of file
Signed-off-by: Roeland Jago Douma <roeland@famdouma.nl>
While the UI is existent the feature simply doesn't work because admin privileges are required for the controller. This adds proper permission checks and also unit tests.
To test this:
1. Enable external storage
2. Login as non-admin user
3. Go to personal page and try to change global credentials
