Merge branch 'master' into DRTVWR-515-maint

.clang-format

autobuild.xml

doc/contributions.txt

indra/cmake/00-Common.cmake

indra/cmake/Copy3rdPartyLibs.cmake

indra/edit-me-to-trigger-new-build.txt

indra/llaudio/CMakeLists.txt

indra/llaudio/llaudioengine_openal.cpp

indra/llcorehttp/_httpoprequest.cpp

indra/llinventory/llsettingssky.cpp

indra/llmath/llvector4a.h

indra/llmessage/llcoproceduremanager.cpp

indra/llmessage/llexperiencecache.cpp

indra/llmessage/llexperiencecache.h

indra/llmessage/llteleportflags.h

indra/llrender/llimagegl.cpp

indra/llrender/llrender.cpp

indra/llrender/llrendertarget.cpp

indra/llrender/llshadermgr.cpp

indra/llui/llaccordionctrl.cpp