didl format cleanup
clear debugging messages for Action
CDS memory leaks and invalid item id browsing
didl add originalTrackNumber xml tag (and not param)
VFS request the metadata from dlna_item
dlna_item_metadata looks for the meatadata dynamicly
VFS doesn't set the title of a dlna_item

as metadata may be NULL and be available too, VFS is not allowed to
create metadata.
mpg123_profiler uses some parts of mpg123 application
check and build sound system available
reduce the size of mpg123 profiler
get_ui4 uses strtoul

atoi is not good to give a uint32_t