Feature/edit address

- [ ] add new address
- [ ] edit existing address
- [ ] change type of existing address

---------

depends on pr: https://github.com/sulu-cmf/SuluContactBundle/pull/67

---------

- [ ] gather feedback for my changes
- [x] test coverage


| Q             | A
| ------------- | ---
| Bug fix?      | yes
| New feature?  | no
| Tests pass?   | yes
| Fixed tickets | none
| Doc           | none