Add custom templatetag for getting dict item directly by key

config/settings/base.py

@@ -348,6 +348,7 @@ INSTALLED_APPS = [
     'django.contrib.messages',
     'alerts',
     'api',
+    'core',
     'events',
     'ligoauth',
     'search',

gracedb/core/templatetags/util_tags.py

+from django import template
+
+register = template.Library()
+
+
+@register.filter
+def get_item(dictionary, key):
+    return dictionary.get(key)