pull from rev d22beb597e52ecbf1c98f25d4489ea0425eda4b0 of sl-321

indra/viewer_components/manager/InstallerError.py

indra/viewer_components/manager/InstallerUserMessage.py

indra/viewer_components/manager/SL_Launcher

indra/viewer_components/manager/apply_update.py

indra/viewer_components/manager/download_update.py

indra/viewer_components/manager/tests/data/settings.xml

indra/viewer_components/manager/tests/summary.json

indra/viewer_components/manager/tests/test_InstallerError.py

...onents/manager/tests/test_check_for_completed_download.py

...mponents/manager/tests/test_convert_version_file_style.py

indra/viewer_components/manager/tests/test_get_filename.py

...ewer_components/manager/tests/test_get_log_file_handle.py

...a/viewer_components/manager/tests/test_get_parent_path.py

.../viewer_components/manager/tests/test_get_platform_key.py

indra/viewer_components/manager/tests/test_get_settings.py

...iewer_components/manager/tests/test_make_VVM_UUID_hash.py

...viewer_components/manager/tests/test_make_download_dir.py

indra/viewer_components/manager/tests/test_query_vvm.py

indra/viewer_components/manager/tests/test_silent_write.py

indra/viewer_components/manager/tests/test_summary.py