Fixes CVE-2017-12613: Out-of-bounds array deref in apr_time_exp*()
functions.
Use upstream provided SHA256 hash.
Add license has.
Signed-off-by: Baruch Siach <baruch@tkos.co.il>
Signed-off-by: Thomas Petazzoni <thomas.petazzoni@free-electrons.com>
(cherry picked from commit c91981a985)
Signed-off-by: Peter Korsgaard <peter@korsgaard.com>