merge changes for DRTVWR-278

.hgtags

indra/CMakeLists.txt

indra/mac_updater/AutoUpdater.nib/classes.nib

indra/mac_updater/AutoUpdater.nib/info.nib

indra/mac_updater/AutoUpdater.nib/objects.xib

indra/mac_updater/CMakeLists.txt

indra/mac_updater/Info.plist

indra/mac_updater/mac_updater.cpp

indra/mac_updater/mac_updater.h

indra/newview/CMakeLists.txt

indra/newview/viewer_manifest.py

indra/viewer_components/updater/llupdaterservice.cpp

indra/viewer_components/updater/scripts/darwin/janitor.py

.../viewer_components/updater/scripts/darwin/messageframe.py

...a/viewer_components/updater/scripts/darwin/update_install

...iewer_components/updater/scripts/darwin/update_install.py