Delete "Unload" as it isn't used anymore

lang/lang_en.txt

@@ -868,9 +868,6 @@
 #MSG_TUNE c=18
 "Tune"
 
-#
-"Unload"
-
 #MSG_TOTAL_FAILURES c=20
 "Total failures"
 

lang/lang_en_cz.txt

@@ -1158,10 +1158,6 @@
 "Tune"
 "Ladit"
 
-#
-"Unload"
-"Vysunout"
-
 #MSG_TOTAL_FAILURES c=20
 "Total failures"
 "Celkem selhani"

lang/lang_en_de.txt

@@ -1158,10 +1158,6 @@
 "Tune"
 "Feineinstellung"
 
-#
-"Unload"
-"Entladen"
-
 #MSG_TOTAL_FAILURES c=20
 "Total failures"
 "Gesamte Fehler"

lang/lang_en_es.txt

@@ -1158,10 +1158,6 @@
 "Tune"
 "Ajustar"
 
-#
-"Unload"
-"Descargar"
-
 #MSG_TOTAL_FAILURES c=20
 "Total failures"
 "Fallos totales"

lang/lang_en_fr.txt

@@ -1158,10 +1158,6 @@
 "Tune"
 "Regler"
 
-#
-"Unload"
-"Decharger"
-
 #MSG_TOTAL_FAILURES c=20
 "Total failures"
 "Total des echecs"

lang/lang_en_it.txt

@@ -1158,10 +1158,6 @@
 "Tune"
 "Regola"
 
-#
-"Unload"
-"Scarica"
-
 #MSG_TOTAL_FAILURES c=20
 "Total failures"
 "Totale fallimenti"

lang/lang_en_nl.txt

@@ -1158,10 +1158,6 @@
 "Tune"
 "Fijnafstemming"
 
-#
-"Unload"
-"Verwijderen"
-
 #MSG_TOTAL_FAILURES c=20
 "Total failures"
 "Totaal fouten"

lang/lang_en_pl.txt

@@ -1158,10 +1158,6 @@
 "Tune"
 "Strojenie"
 
-#
-"Unload"
-"Rozladuj"
-
 #MSG_TOTAL_FAILURES c=20
 "Total failures"
 "Suma bledow"