Merge branch 'main' of https://github.com/secondlife/viewer

doc/contributions.txt

indra/cmake/FindOpenJPEG.cmake

indra/llappearance/llavatarappearance.cpp

indra/llcommon/llcoros.cpp

indra/llcommon/llcoros.h

indra/llcommon/llsdserialize.cpp

indra/llfilesystem/lldir_mac.cpp

indra/llfilesystem/lldir_utils_objc.mm

indra/llimage/llpngwrapper.cpp

indra/llmath/llvolume.cpp

indra/llmessage/lldatapacker.cpp

indra/llui/llflatlistview.cpp

indra/llui/llfolderview.cpp

indra/llui/llmenugl.cpp

indra/llui/llscrolllistctrl.cpp

indra/llui/llscrolllistctrl.h

indra/llui/lltabcontainer.cpp

indra/llwindow/lldxhardware.cpp

indra/llwindow/llopenglview-objc.mm

indra/llwindow/llwindowmacosx-objc.mm