Merge branch 'master' into python3

.gitignore

@@ -6,6 +6,7 @@ testsuite/*
 .vscode
 /cgal/
 /cgal.tar.gz
-/testresults/installation.log
+/testresults/installation*.log
 /testresults/list_test_packages
-/testresults/package_installation.log
+/testresults/package_installation*.log
+/testresults/ctest*.log

ArchLinux/Dockerfile

@@ -86,5 +86,12 @@ RUN pacman -Sy --noconfirm unzip \
 #
 ENV CGAL_TEST_PLATFORM="ArchLinux" \
     LEDA_INC_DIR=/usr/include/LEDA
+
+# Try to fix a strange bug with clang
+# where make complains about files in /include:
+#
+#    Prerequisite '/include/c++/13.2.1/algorithm' of target 'test/AABB_tree_Demo/CMakeFiles/CGAL_Qt6_moc_and_resources.dir/CGAL_Qt6_moc_and_resources_autogen/mocs_compilation.cpp.o' does not exist.
+RUN ln -s /usr/include /include
+
 ENV INIT_FILE=/tmp/init.cmake
 COPY init.cmake /tmp/init.cmake

Ubuntu/Dockerfile

@@ -11,7 +11,8 @@ RUN apt-get update && DEBIAN_FRONTEND=noninteractive apt-get install -y \
     libmpfr-dev zlib1g-dev \
     libeigen3-dev libipe-dev \
     libmpfi-dev \
-    libinsighttoolkit4-dev libtbb-dev git
+    libinsighttoolkit4-dev libtbb-dev git \
+    libyaml-cpp-dev
 
 # cgal.gf.com kernel does not seem compatible with qt6
 #    libgl-dev \