Automated merge with tip of viewer64

autobuild.xml

indra/llcommon/llfile.cpp

indra/llcommon/llfile.h

indra/llui/llspellcheck.cpp

indra/llvfs/lldir.cpp

indra/llvfs/lldir.h

indra/llvfs/lldir_linux.cpp

indra/llvfs/lldir_solaris.cpp

indra/llvfs/lldir_win32.cpp

indra/newview/llappviewer.cpp

indra/newview/llpresetsmanager.cpp

indra/newview/lltexturecache.cpp

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

indra/newview/viewer_manifest.py