dcpomatic/test/required_disk_space_test.cc, branch attic/gpu

dcpomatic/test/required_disk_space_test.cc, branch attic/gpu DCP-o-matic DCP tools https://git.carlh.net/cgit/dcpomatic/atom?h=attic%2Fgpu 2016-01-23T08:35:38Z Fix estimate of required disk space to take referencing 2016-01-23T08:35:38Z Carl Hetherington cth@carlh.net 2016-01-23T08:35:38Z urn:sha1:7ab80b672a5e7d0ec8ad5dccda7503c04d40ffb5 of existing DCPs into account.