Add blank RoomInfoDisplay strings

stepmania/Themes/default/Languages/de.ini

@@ -1110,6 +1110,15 @@ NumTh=
 [RoomWheel]
 Enter room name=Name des Raums eingeben
 
+[RoomInfoDisplay]
+Last Round Info:=
+Room Name:=
+Room Description:=
+Song Title:=
+Song Subtitle:=
+Song Artist:=
+Players=
+
 [SMPackageUtil]
 Could not find '%s'.=Konnte '%s' nicht finden.
 

stepmania/Themes/default/Languages/es.ini

@@ -1066,6 +1066,15 @@ NumTh=
 [RoomWheel]
 Enter room name=Introducir el nombre de sala
 
+[RoomInfoDisplay]
+Last Round Info:=
+Room Name:=
+Room Description:=
+Song Title:=
+Song Subtitle:=
+Song Artist:=
+Players=
+
 [SMPackageUtil]
 Could not find '%s'.=No pudo encontrar '%s'.
 

stepmania/Themes/default/Languages/fr.ini

@@ -1087,6 +1087,15 @@ NumTh=ème
 [RoomWheel]
 Enter room name=Entrez le nom de la salle
 
+[RoomInfoDisplay]
+Last Round Info:=
+Room Name:=
+Room Description:=
+Song Title:=
+Song Subtitle:=
+Song Artist:=
+Players=
+
 [SMPackageUtil]
 Could not find '%s'.=Impossible de trouver '%s'.
 

stepmania/Themes/default/Languages/it.ini

@@ -1082,6 +1082,15 @@ NumTh=°
 [RoomWheel]
 Enter room name=Inserisci nome stanza
 
+[RoomInfoDisplay]
+Last Round Info:=
+Room Name:=
+Room Description:=
+Song Title:=
+Song Subtitle:=
+Song Artist:=
+Players=
+
 [SMPackageUtil]
 Could not find '%s'.=Impossibile trovare '%s'.