[TYPO3-core] RFC: Feature Request #7247: Add hook for warning messages with Help->About module and improve existing warning messages

[Jeff Segars]

Jeff Segars wrote:
>  This is a SVN patch request.

>  Type: Feature

>  Bugtracker references: http://bugs.typo3.org/view.php?id=7247

>  Branches: Trunk

>  Problem:
>  A post processing hook within t3lib_beFunc->displayWarningMessages
> would allow extensions to insert their own warning messages if
> critical problems were detected.

>  The default warning messages could also be cleaned up a little, with
> links to the location where the suggested updates can be made.

>  Solution:
>  Add the hook and tweak the warning labels.

Reminder #3.  This patch localizes the warning messages, improves the
text in places, and adds a hook for adding new warning messages.