libdvdread: fix update routine

Signed-off-by: Timothy Gu <timothygu99@gmail.com>
ftgl: install pkg-config file

Signed-off-by: Timothy Gu <timothygu99@gmail.com>
Add package libcaca

Signed-off-by: Timothy Gu <timothygu99@gmail.com>
ffmpeg: enable libcaca

Signed-off-by: Timothy Gu <timothygu99@gmail.com>