Flash 5 fixes and output cleanup to trace_properties.as
Flash 5 fixes and output cleanup to trace_properties.as

Construct _global variable by hand when in flash 5, base it on values from
flash 6. Make the script output less useless information.

freedesktop-unofficial-mirror/swfdec__swfdec,mltframework/swfdec,freedesktop-unofficial-mirror/swfdec__swfdec,mltframework/swfdec,freedesktop-unofficial-mirror/swfdec__swfdec