Rollback fix for Maestro 'Jitter Bug' which is causing issues elsewhere

indra/llcharacter/lleditingmotion.cpp

indra/llcharacter/llheadrotmotion.cpp

indra/llcharacter/llkeyframemotion.cpp

indra/llcharacter/llkeyframewalkmotion.cpp

indra/llcharacter/llmotion.cpp

indra/llcharacter/lltargetingmotion.cpp

indra/llcommon/llcriticaldamp.cpp

indra/llcommon/llcriticaldamp.h

indra/llui/llbutton.cpp

indra/llui/lllayoutstack.cpp

indra/llui/llmenugl.cpp

indra/llui/llscrollbar.cpp

indra/llui/lltabcontainer.cpp

indra/newview/llagentcamera.cpp

indra/newview/lldrawable.cpp

indra/newview/llfasttimerview.cpp

indra/newview/llfloatercolorpicker.cpp

indra/newview/llfloatersnapshot.cpp

indra/newview/llfolderviewitem.cpp

indra/newview/llfollowcam.cpp