add barrel tooltip help text

mods/ITEMS/mcl_barrels/init.lua

@@ -78,6 +78,7 @@ end
 
 minetest.register_node("mcl_barrels:barrel_closed", {
 	description = S("Barrel"),
+	_tt_help = S("27 inventory slots"),
 	_doc_items_longdesc = S("Barrels are containers which provide 27 inventory slots."),
 	_doc_items_usagehelp = S("To access its inventory, rightclick it. When broken, the items will drop out."),
 	tiles = {"mcl_barrels_barrel_top.png", "mcl_barrels_barrel_bottom.png", "mcl_barrels_barrel_side.png"},
@@ -109,6 +110,7 @@ minetest.register_node("mcl_barrels:barrel_closed", {
 
 minetest.register_node("mcl_barrels:barrel_open", {
 	description = S("Barrel Open"),
+	_tt_help = S("27 inventory slots"),
 	_doc_items_longdesc = S("Barrels are containers which provide 27 inventory slots."),
 	_doc_items_usagehelp = S("To access its inventory, rightclick it. When broken, the items will drop out."),
 	_doc_items_create_entry = false,

mods/ITEMS/mcl_barrels/locale/mcl_barrels.de.tr

@@ -2,3 +2,4 @@
 Barrel=
 Barrels are containers which provide 27 inventory slots.=
 To access its inventory, rightclick it. When broken, the items will drop out.=
+27 inventory slots=

mods/ITEMS/mcl_barrels/locale/mcl_barrels.es.tr

@@ -2,3 +2,4 @@
 Barrel=
 Barrels are containers which provide 27 inventory slots.=
 To access its inventory, rightclick it. When broken, the items will drop out.=
+27 inventory slots=

mods/ITEMS/mcl_barrels/locale/mcl_barrels.fr.tr

@@ -2,3 +2,4 @@
 Barrel=Tonneau
 Barrels are containers which provide 27 inventory slots.=Les tonneaux sont des conteneurs qui offrent 27 emplacements d'inventaire.
 To access its inventory, rightclick it. When broken, the items will drop out.=Pour accéder à son inventaire, faites un clic droit dessus. Une fois cassés, les articles tomberont.
+27 inventory slots=27 emplacements d'inventaire

mods/ITEMS/mcl_barrels/locale/mcl_barrels.pl.tr

@@ -2,3 +2,4 @@
 Barrel=
 Barrels are containers which provide 27 inventory slots.=
 To access its inventory, rightclick it. When broken, the items will drop out.=
+27 inventory slots=

mods/ITEMS/mcl_barrels/locale/mcl_barrels.ru.tr

@@ -2,3 +2,4 @@
 Barrel=
 Barrels are containers which provide 27 inventory slots.=
 To access its inventory, rightclick it. When broken, the items will drop out.=
+27 inventory slots=

mods/ITEMS/mcl_barrels/locale/template.txt

@@ -2,3 +2,4 @@
 Barrel=
 Barrels are containers which provide 27 inventory slots.=
 To access its inventory, rightclick it. When broken, the items will drop out.=
+27 inventory slots=