Merged lindenlab/viewer-tools-update into default

.hgtags

doc/contributions.txt

indra/llcharacter/lljoint.cpp

indra/llcharacter/lljointstate.h

indra/llcommon/llmd5.cpp

indra/llcommon/llmemory.cpp

indra/llcommon/llmemory.h

indra/llcommon/llstacktrace.cpp

indra/llcommon/llstacktrace.h

indra/llcommon/lluriparser.cpp

indra/llcommon/lluriparser.h

indra/llimage/llimageworker.cpp

indra/llimage/tests/llimageworker_test.cpp

indra/llmath/llsphere.cpp

indra/llmath/llvolume.cpp

indra/llmath/llvolume.h

indra/llmessage/llcircuit.cpp

indra/llmessage/llcircuit.h

indra/llmessage/message.cpp

indra/llmessage/message.h