[AIRFLOW-2805] Display multiple timezones on UI (#3687)

Author: verdan

LICENSE

@@ -238,6 +238,7 @@ The text of each license is also included at licenses/LICENSE-[project].txt.
     (MIT License) Bootstrap Toggle (http://www.bootstraptoggle.com)
     (MIT License) normalize.css (http://necolas.github.io/normalize.css/)
     (MIT License) ElasticMock (https://github.com/vrcmarcos/elasticmock)
+    (MIT License) MomentJS (http://momentjs.com/)
 
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 BSD 2-Clause licenses