Launchpad currently recommends translating indicator-display in Ubuntu RTM 15.04.

Template "indicator-display" in Ubuntu RTM 15.04 package "indicator-display"

Language Status Untranslated Need review Changed Last Edited By
Cherokee 100.00  100.0% untranslated 6 6 0 0
Dakota 100.00  100.0% untranslated 6 6 0 0
Hawaiian 100.00  100.0% untranslated 6 6 0 0
Inuktitut 100.00  100.0% untranslated 6 6 0 0
Lakota 100.00  100.0% untranslated 6 6 0 0
Ojibwe 100.00  100.0% untranslated 6 6 0 0
Spanish 000.00  100.0% translated 0 0 0 2016-04-13 15:29:35 UTC 2016-04-13 Víctor R. Ruiz
Tlingit 100.00  100.0% untranslated 6 6 0 0
Yiddish 100.00  100.0% untranslated 6 6 0 0
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Key to this table: “Unchanged” means Translated
and “untranslated” means just that, Untranslated

Other versions of indicator-display in Ubuntu RTM