Merge remote-tracking branch 'origin/master'

indra/newview/alchatcommand.cpp

indra/newview/app_settings/settings_alchemy.xml

indra/newview/llagent.cpp

indra/newview/llagent.h

indra/newview/llhudtext.cpp

indra/newview/llhudtext.h

indra/newview/llselectmgr.cpp

indra/newview/lltooldraganddrop.cpp

indra/newview/lltoolplacer.cpp

indra/newview/llviewercontrol.cpp

indra/newview/skins/default/xui/en/floater_preferences.xml

...view/skins/default/xui/en/panel_preferences_graphics1.xml

...view/skins/default/xui/en/panel_preferences_interface.xml