make Vimeo downloader work with older Perl versions
make Vimeo downloader work with older Perl versions

njtaylor/get-flash-videos,njtaylor/get-flash-videos,monsieurvideo/get-flash-videos,pcwalden/get-flash-videos,karjonas/get-flash-videos,karjonas/get-flash-videos,monsieurvideo/get-flash-videos,njtaylor/get-flash-videos,pcwalden/get-flash-videos,monsieurvideo/get-flash-videos,karjonas/get-flash-videos,pcwalden/get-flash-videos