Replace directory search with firestorm search to ease maintainability

indra/newview/CMakeLists.txt

indra/newview/app_settings/settings_alchemy.xml

indra/newview/fsfloatersearch.cpp

indra/newview/fsfloatersearch.h

indra/newview/lleventnotifier.cpp

indra/newview/lleventnotifier.h

indra/newview/llfloaterdirectory.cpp

indra/newview/llfloaterdirectory.h

indra/newview/llpanelclassified.cpp

indra/newview/llpanelclassified.h

indra/newview/llpaneleventinfo.cpp

indra/newview/llpaneleventinfo.h

indra/newview/llpanelsearchbase.cpp

indra/newview/llpanelsearchbase.h

indra/newview/llpanelsearchclassifieds.cpp

indra/newview/llpanelsearchclassifieds.h

indra/newview/llpanelsearchevents.cpp

indra/newview/llpanelsearchevents.h

indra/newview/llpanelsearchgroups.cpp

indra/newview/llpanelsearchgroups.h