[FEATURE] integration of sidebar for account and contacts

__Tasks:__

- [ ] test coverage
- [ ] gather feedback for my changes

__Informations:__

| Q             | A
| ------------- | ---
| Tests pass?   | yes
| Fixed tickets | https://github.com/massiveart/POOL-ALPIN/issues/60
| Doc           | none

__Requires:__
- https://github.com/sulu-cmf/SuluAdminBundle/pull/133
- https://github.com/sulu-cmf/SuluSecurityBundle/pull/78