Upstream merge from viewer-neko

autobuild.xml

doc/contributions.txt

indra/cmake/Variables.cmake

indra/llaudio/llaudiodecodemgr.cpp

indra/llcharacter/llgesture.cpp

indra/llcommon/CMakeLists.txt

indra/llcommon/indra_constants.h

indra/llcommon/llapr.cpp

indra/llcommon/llapr.h

indra/llcommon/llcoros.cpp

indra/llcommon/llkeybind.cpp

indra/llcommon/llkeybind.h

indra/llcommon/llsdserialize.cpp

indra/llcorehttp/_httpservice.cpp

indra/llcorehttp/bufferarray.cpp

indra/llimage/llimage.cpp

indra/llimage/llimagejpeg.cpp

indra/llimage/llpngwrapper.cpp

indra/llmath/llvolume.cpp

indra/llmessage/llcorehttputil.cpp