Feature/ui

added cropping in middle in column navigation as well as a bump effect for the navigation.

Attention: Please check the behaviour of the navigation in Sulu after merging as I changed the UPDATE_SIZE event to set the global variable stayCollapsed to false.

- [x] finish the code
- [ ] gather feedback for my changes


| Q             | A
| ------------- | ---
| Bug fix?      | no
| New feature?  |yes
| Tests pass?   | none
| Fixed tickets | https://github.com/massiveart/husky/issues/272
| Doc           | none