resource locator component

resource locator component:

__Tasks:__

- [x] test coverage
- [x] gather feedback for my changes
- [x] submit changes to the documentation
- [x] implement resource locator component
- [x] extend resource locator api with history
- [x] generate list of history entries in Sulu-Lib (https://github.com/sulu-cmf/sulu/pull/93)
- [x] design of component

depending on https://github.com/massiveart/husky/pull/280 and a update of husky in AdminBundle.


__Informations:__

| Q             | A
| ------------- | ---
| Bug fix?      | no
| New feature?  | yes
| Tests pass?   | no => https://github.com/sulu-cmf/sulu/pull/93
| Fixed tickets | none
| Doc           | none