Update to latest refactored bndlib

git-svn-id: https://svn.apache.org/repos/asf/felix/trunk@1362033 13f79535-47bb-0310-9956-ffa450edef68
diff --git a/bundleplugin/src/main/java/aQute/libg/cryptography/Digest.java b/bundleplugin/src/main/java/aQute/libg/cryptography/Digest.java
index 93d48ad..aeb4bbb 100644
--- a/bundleplugin/src/main/java/aQute/libg/cryptography/Digest.java
+++ b/bundleplugin/src/main/java/aQute/libg/cryptography/Digest.java
@@ -17,6 +17,10 @@
 		return digest;
 	}
 
+	public String asHex() {
+		return Hex.toHexString(digest());
+	}
+
 	@Override
 	public String toString() {
 		return String.format("%s(d=%s)", getAlgorithm(), Hex.toHexString(digest));