libdcp/tools, branch sony-debug

Attempt to fix Sony digest validation by indenting the

2019-01-21T23:48:52Z

and before signing. This is in the belief that, perhaps, the Sony software "reformats" the XML before checking that the signature is correct (or something).

Move verify API away from strings towards error codes.

2019-01-12T23:12:46Z

Fix crash with insufficient parameters to libdcp.

2019-01-10T13:35:47Z

Merge branch 'master' of ssh://git.carlh.net/home/carl/git/libdcp

2019-01-06T00:20:01Z

Very simple dcpverify.

2019-01-06T00:19:52Z

Fix some warnings.

2018-12-29T13:03:24Z

Add duration as H:M:S:F.

2018-12-12T21:26:42Z

Simpole DCP recovery utility (dcprecover) added.

2018-11-14T01:23:25Z

Slightly nicer error handling.

2018-11-08T21:57:56Z

Rename dcpsignerthumb -> dcpthumb.

2018-11-08T19:35:37Z