Add a message box type "information".


git-svn-id: svn://svn.mplayerhq.hu/mplayer/trunk@36776 b3059339-0415-0410-9bf9-f77b7e298cf2
Change the message box type.

It is just an information, that some settings require
the playback to be restarted, not a warning.


git-svn-id: svn://svn.mplayerhq.hu/mplayer/trunk@36777 b3059339-0415-0410-9bf9-f77b7e298cf2