Cyril Mathé authored Jun 29, 2009 and Jean-Baptiste Kempf committed Oct 23, 2011

- video.marquee.enable()        : enable marquee filter
 - video.marquee.disable()       : disable marquee filter
 - video.marquee.text("my_text") : display my_text on screen
 - video.marquee.color(i_val)    : change text color
 - video.marquee.opacity(i_val)  : change text opacity
 - video.marquee.position(i_val) : change text position (center, left...)
 - video.marquee.refresh(i_val)  : change refresh time
 - video.marquee.size(i_val)     : change text size
 - video.marquee.timeout(i_val)  : change timeout
 - video.marquee.x(i_val)        : change abscissa position
 - video.marquee.y(i_val)        : change ordinate position

Signed-off-by: Jean-Baptiste Kempf <jb@videolan.org>