Add and fix Brazillian Portuguese translation (#85)

3d_armor_sfinv/locale/3d_armor_sfinv.pt_BR.tr

@@ -0,0 +1,7 @@
+# textdomain: 3d_armor_sfinv
+
+
+### init.lua ###
+
+3d_armor_sfinv: Mod loaded but unused.=3d_armor_sfinv: Mod carregado porém sem uso.
+Armor=Armadura