Merge branch 'lindenlab/release' into viewer/build

.clang-format

.gitignore

autobuild.xml

build.sh

indra/llappearance/llwearabletype.cpp

indra/llappearance/llwearabletype.h

indra/llplugin/llpluginclassmedia.cpp

indra/llplugin/llpluginclassmedia.h

indra/llrender/llrender2dutils.cpp

indra/llui/llcheckboxctrl.cpp

indra/llui/llcheckboxctrl.h

indra/llui/llmenugl.cpp

indra/llui/llnotifications.cpp

indra/llui/llnotifications.h

indra/llui/llscrollbar.cpp

indra/llui/llscrollbar.h

indra/llui/llscrollcontainer.cpp

indra/llui/llscrollcontainer.h

indra/llui/llscrolllistctrl.cpp

indra/llui/llscrolllistctrl.h