Updated 5.2 changelog

6 jobs for OpenMesh-5.2
Status Name Job ID Coverage
  Test
passed clang-c++11 #3585
Linux

00:17:56

passed clang-c++98 #3587
Linux

00:16:27

passed gcc-c++11 #3584
Linux

00:05:45

passed gcc-c++98 #3586
Linux

00:04:07

passed macos-c++11 #3588
Apple

00:14:41

passed macos-c++98 #3589
Apple

00:17:12