* src/swfextract: output file name handling fix
* lib/rfxswf: better sprite fold/unfold support
* src/swfdump: new option -p (--placements), support for exportassets, namecharacter
* src/swfextract: output file name handling fix
* lib/rfxswf: better sprite fold/unfold support
* src/swfdump: new option -p (--placements), support for exportassets, namecharacter