Adding option callback hooks
Removed stylistic changes
Merge pull request #5713 from nicktacular/getopt

Adding Zend\Console\Getopt option callback hooks
[#5713] CS fixes

- One argument per line on multi-line function calls
- @return self (instead of \Zend\Console\Getopt); performed throughout
  class for consistency
- Removed all @return void and @return null annotations
- Relative namespace qualification for all @throws annotations
Merge branch 'feature/5713' into develop

Close #5713