libewf 20130416

Signed-off-by: Jack Nagel <jacknagel@gmail.com>
yaml-cpp 0.5.1

Signed-off-by: Jack Nagel <jacknagel@gmail.com>
ykpers 1.13.0

new site, updated refs

Closes #19371.

Signed-off-by: Jack Nagel <jacknagel@gmail.com>