ignore PHP style fixes in major version branches

Merge pull request opcodesio#332 from opcodesio/improvement/productio…

…n-authorization

better handling of the production block

Merge pull request opcodesio#331 from opcodesio/bug/disable-log-viewe…

…r-in-production-by-default

Security / disable log viewer in production by default

Fix styling

Merge pull request opcodesio#326 from opcodesio/bugfix/splitting-mult…

…ibyte-string

use mb_str_split for multi-byte character support

updated production builds

Fix styling

Merge pull request opcodesio#302 from opcodesio/improvement/downloadi…

…ng-files-folders

Improvement / downloading files folders

Merge pull request opcodesio#301 from opcodesio/bug/mail-preview-issues

fix mail parsing issues

Merge pull request opcodesio#300 from opcodesio/bug/malformed-characters

only enable index cache on certain cache drivers