Merge branch 'DRTVWR-559' of https://github.com/secondlife/viewer

doc/contributions.txt

indra/llappearance/CMakeLists.txt

indra/llcommon/llcallbacklist.cpp

indra/llinventory/llinventory.cpp

indra/llinventory/llinventory.h

indra/llinventory/tests/inventorymisc_test.cpp

indra/llmessage/llcoproceduremanager.cpp

indra/llmessage/message.cpp

indra/llrender/CMakeLists.txt

indra/llrender/llfontgl.cpp

indra/llrender/llfontgl.h

indra/llrender/lltexturemanagerbridge.cpp

indra/llrender/lltexturemanagerbridge.h

indra/llui/llbutton.cpp

indra/llui/llfolderview.cpp

indra/llui/llfolderview.h

indra/llui/llfolderviewitem.cpp

indra/llui/llfolderviewitem.h

indra/llui/llfolderviewmodel.cpp

indra/llui/llfolderviewmodel.h