ONOS-6730: Topo View i18n for:
- device and host label op flash messages
- hosts visible/hidden, offline devices visible/hidden
- bad links, reset node locations
- packet/optical/all layers shown
- port highlighting
- instance show/hide panel, devices

Change-Id: I0f1cfb43ba3e03a806c716394f42ba064ba99bd7
diff --git a/web/gui/src/main/resources/org/onosproject/ui/lion/core/common/State_it.properties b/web/gui/src/main/resources/org/onosproject/ui/lion/core/common/State_it.properties
index c16eb5c..9ac4d17 100644
--- a/web/gui/src/main/resources/org/onosproject/ui/lion/core/common/State_it.properties
+++ b/web/gui/src/main/resources/org/onosproject/ui/lion/core/common/State_it.properties
@@ -23,3 +23,5 @@
 last_updated=Ultimo Aggiornamento
 last_modified=Ultima Modifica
 
+visible=Visible (it)
+hidden=Hidden (it)