Revert "Merge branch 'next'"

Announce.txt

CMakeLists.txt

COPYING.txt

File_id.diz

Makefile

README.txt

eg/q_test-ok.txt

eg/qhull-zip.sh

html/qh-code.htm

html/qh-get.htm

index.htm

src/Changes.txt

src/libqhull/Makefile

src/libqhull/geom.c

src/libqhull/geom2.c

src/libqhull/global.c

src/libqhull/io.c

src/libqhull/libqhull.h

src/libqhull/mem.c

src/libqhull/merge.c