Revive picks/classifieds in Legacy Profiles

indra/llmessage/llclassifiedflags.h

indra/newview/CMakeLists.txt

indra/newview/llclassifieditem.cpp

indra/newview/llclassifieditem.h

indra/newview/llfloaterpublishclassified.cpp

indra/newview/llfloaterpublishclassified.h

indra/newview/llpanelclassified.cpp

indra/newview/llpanelclassified.h

indra/newview/llpanelpick.cpp

indra/newview/llpanelpick.h

indra/newview/llpanelprofileclassifieds.cpp

indra/newview/llpanelprofileclassifieds.h

indra/newview/llpanelprofilelegacy.cpp

indra/newview/llpanelprofilelegacy.h

indra/newview/llpickitem.cpp

indra/newview/llpickitem.h

indra/newview/llviewerfloaterreg.cpp

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

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

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