Sebastien Loriot
166681a6ce
## Summary of Changes Turn several copies into `const&` to avoid allocation of data members of traits object with multiprecision coordinates. In release mode the gain is around 10%.. To address the timeouts in the testsuite in Debug mode, I also changed cell size and approximation error. ## Release Management * Affected package(s): Periodic_triangulation_3_mesh_3 * License and copyright ownership: unchanged