merge with viewer-development

.hgtags

build.sh

doc/contributions.txt

indra/cmake/Variables.cmake

indra/llaudio/llvorbisencode.cpp

indra/llaudio/llvorbisencode.h

indra/llcommon/llapp.cpp

indra/llcommon/llapp.h

indra/llcommon/lldictionary.h

indra/llcommon/llsys.cpp

indra/llcommon/llsys.h

indra/llimage/llimagedimensionsinfo.cpp

indra/llmessage/llcachename.cpp

indra/llrender/llgl.cpp

indra/llrender/llgl.h

indra/llrender/llglheaders.h

indra/llrender/llimagegl.cpp

indra/llrender/llimagegl.h

indra/llrender/llrender.cpp

indra/llrender/llrendertarget.cpp