Updates for "Using Zend\Paginator in your Album Module"

- links to components added
- format for SQL code fixed
Typos fixed
Merge branch 'hotfix/#889'

Close #889
Merge branch 'hotfix/learning-paginator' of https://github.com/froschdesign/zf2-documentation into hotfix/#891
Merge branch 'hotfix/#891' into develop

Close #891