[TYPO3-core] RFC: support uppercase file extensuins in RTE (bug #5189)

[Dmitry Dulepov]

Hi!

Martin Kutschker wrote:
> Methinks this is a no brainer:
> 
> Use strtolower() to check for allowed files for drag-n-drop.
> 
> Since we're about to ship rteHTMLarea this little fix could make it even 
> in older versions.

Obvious. +1 by looking.

-- 
Dmitry Dulepov

Web: http://typo3bloke.net/
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