user settings is now getting returned as array from current user data

user settings is now getting returned as array from current user data;
also included small css changes of husky

Related pull request: https://github.com/sulu-cmf/SuluSecurityBundle/pull/30
requires https://github.com/massiveart/husky/pull/158 to be merged for css changes and **GRUNT UPDATE** afterwards

- [x] finish the code
- [ ] gather feedback for my changes

| Q             | A
| ------------- | ---
| Bug fix?      | no
| New feature?  | yes
| Tests pass?   | none
| Fixed tickets |  none
| Doc           | none