backend: added the getID3infoItem() function and diag code to the getID3-assisted 'detail' view section: now missing tags in mp3's or other audio media (or any other media, at that) do not crash the backend anymore with invalid index and other PHP fatals.
backend: added the getID3infoItem() function and diag code to the getID3-assisted 'detail' view section: now missing tags in mp3's or other audio media (or any other media, at that) do not crash the backend anymore with invalid index and other PHP fatals.

cpojer/mootools-filemanager,cpojer/mootools-filemanager