Update for "Using Zend\Navigation in your Album Module"

- line numbers to code examples added
- links to component and view helper added
- small updates for code examples
Merge branch 'hotfix/#891'

Close #891
Merge branch 'hotfix/learning-navigation' of https://github.com/froschdesign/zf2-documentation into hotfix/#890
Merge branch 'hotfix/#890' into develop

Close #890