trigger the seeked signal after seeking because due to a bug in jwplayer, it's
not triggered when the video was paused.
/** the options */
opt = Opt.get(
arguments,
{
d: "directory",
c: "conf",
"D[]": "define"
}
);
/** configuration */
opt.conf = {
/** keep */
keep: true,
/** base */
base: getBase(this, {p: properties})
}