util: rename digest.hpp to sha256.hpp
The new file name matches the Sha256 class included within.
This commit also deletes deprecated crypto.hpp.
refs #3940
Change-Id: Ib9bbcd0ba087b812bb0886ceaea116689d4633f5
diff --git a/tests/unit-tests/ims/in-memory-storage.t.cpp b/tests/unit-tests/ims/in-memory-storage.t.cpp
index 691321a..41082c6 100644
--- a/tests/unit-tests/ims/in-memory-storage.t.cpp
+++ b/tests/unit-tests/ims/in-memory-storage.t.cpp
@@ -25,7 +25,7 @@
#include "ims/in-memory-storage-lru.hpp"
#include "ims/in-memory-storage-persistent.hpp"
#include "security/signature-sha256-with-rsa.hpp"
-#include "util/digest.hpp"
+#include "util/sha256.hpp"
#include "boost-test.hpp"
#include "../make-interest-data.hpp"