Merge branch 'hotfix/4665' into develop

Forward Port #4665
Merge branch 'patch-1' of git://github.com/sqmk/zf2 into hotfix/4646
Merge branch 'hotfix/4646'

Close #4646
Merge branch 'hotfix/4646' into develop

Forward Port #4646
Add PhoneNumber validator to invokables
Merge branch 'hotfix/4644'

Close #4644
Merge branch 'hotfix/4644' into develop

Forward port #4644
Merge branch 'remove/redundance-docblock' of git://github.com/samsonasik/zf2 into hotfix/4631
Merge branch 'hotfix/4631'

Close #4631
Merge branch 'hotfix/4631' into develop

Forward port #4631
Resolved merge conflicts from commit a8eda2d
Resolved merge conflicts from commit 83ba3cf
Merge branch 'hotfix/4640'

Close #4640
Merge branch 'hotfix/4640' into develop

Forward port #4640
Add use statements
Merge branch 'hotfix/4643'

Close #4643
Merge branch 'hotfix/4643' into develop

Forward port #4643
Ran php-cs-fixer to resolve coding standard violations
Merge branch 'hotfix/smtp-auth-does-not-reset-at-quit' of https://github.com/mwillbanks/zf2 into develop

PR #4690
Merge branch 'hotfix/smtp-auth-does-not-reset-at-quit' of https://github.com/mwillbanks/zf2

PR #4690