dcpomatic/src/lib/dcpomatic_time_overlap.h, branch 2253-3d-empty

dcpomatic/src/lib/dcpomatic_time_overlap.h, branch 2253-3d-empty DCP-o-matic DCP tools https://git.carlh.net/cgit/dcpomatic/atom?h=2253-3d-empty 2022-05-16T19:39:25Z Add overlap() for lists of time periods. 2022-05-16T19:39:25Z Carl Hetherington cth@carlh.net 2022-05-16T19:37:53Z urn:sha1:eaee1cd5601a93037bc2fb0956b99b12fe1f90e6