Cronjob Beschreibung hinzufügen
Deutsche Cronjob Beschreibung verbessern
Englische Cronjob Beschreibung hinzufügen
Update headlines
Add line breaks
Renamed hooks cookbook article
Merge branch '2.11' into feature/cronjob
Extended german cronjob manual
Added PHP syntax highlighting
Restructured API folder

API = Application Programming Interface
in my opinion, hooks and callbacks are part of the developer API
Merge branch '2.11' into 3.0
Merge branch '3.0' into 3.1
Do not use special characters in the file name
Do not use special characters in the file name
Do not use special characters in the file name
Improved API folder structure
Added callbacks intro
Fix a code formatting issue

Signed-off-by: xchs <github@gmx.net>
Merge branch '2.11' into 3.0
Merge branch '3.0' into 3.1