Remove the existing md5_test and sha1_test. They now are all covered by
digest_test. For good measure, test the one-shot functions too.
Change-Id: I8e144cc563fb8817144e26cbd2e10c15642464ba
Reviewed-on: https://boringssl-review.googlesource.com/2211
Reviewed-by: Adam Langley <agl@google.com>
Initial fork from f2d678e6e89b6508147086610e985d4e8416e867 (1.0.2 beta).
(This change contains substantial changes from the original and
effectively starts a new history.)