Merge branch 'lt/gpg-show-long-key-in-signature-verification'

"git log --show-signature" and other commands that display the
verification status of PGP signature now shows the longer key-id,
as 32-bit key-id is so last century.

* lt/gpg-show-long-key-in-signature-verification:
  gpg-interface: prefer "long" key format output when verifying pgp signatures

gpg-interface.c

@@ -217,6 +217,7 @@ int verify_signed_buffer(const char *payload, size_t payload_size,
 	argv_array_pushl(&gpg.args,
 			 gpg_program,
 			 "--status-fd=1",
+			 "--keyid-format=long",
 			 "--verify", temp.filename.buf, "-",
 			 NULL);