ccache: Update.

Signed-off-by: Rudá Moura <ruda.moura@gmail.com>
zsync: Update.

Signed-off-by: Rudá Moura <ruda.moura@gmail.com>
zsh: Update to version 5.0.5.

Signed-off-by: Rudá Moura <ruda.moura@gmail.com>