merge changes for 3.7.9-release

.hgtags

autobuild.xml

indra/cmake/BuildVersion.cmake

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

indra/llappearance/llavatarappearance.cpp

indra/llappearance/llavatarappearance.h

indra/llappearance/lldriverparam.cpp

indra/llappearance/lldriverparam.h

indra/llappearance/llpolymorph.cpp

indra/llappearance/llpolymorph.h

indra/llappearance/llpolyskeletaldistortion.cpp

indra/llappearance/llpolyskeletaldistortion.h

indra/llappearance/lltexglobalcolor.cpp

indra/llappearance/lltexglobalcolor.h

indra/llappearance/lltexlayer.cpp

indra/llappearance/lltexlayerparams.cpp

indra/llappearance/lltexlayerparams.h

indra/llappearance/llviewervisualparam.cpp

indra/llappearance/llviewervisualparam.h

indra/llappearance/llwearable.cpp