lava expansion on cave should work now

note there's still an offset bug with terrain= filtering for random
generated maps

data/campaigns/Heir_To_The_Throne/scenarios/17_Scepter_of_Fire.cfg

@@ -217,18 +217,21 @@
                            x=$lava_x
                            y=$lava_y
                            radius=$lava_count
-                           [and]
-                               terrain=Xu
-                           [/and]
                         [/store_locations]
                         {FOREACH lava_flow_hexes i}
-                        {VARIABLE temp_x lava_flow_hexes[$i].x}
-                        {VARIABLE temp_y lava_flow_hexes[$i].y}
+				[if]
+					[variable]
+						name=lava_flow_hexes[$i].terrain
+						equals=Xu
+					[/variable]
+				[then]
                         [terrain]
-                           x=$temp_x
-                           y=$temp_y
+                           x=$lava_flow_hexes[$i].x
+                           y=$lava_flow_hexes[$i].y
                            letter=Ql
                         [/terrain]
+				[/then]
+				[/if]
                         {NEXT i}
                         
                         # Reset the counter if it gets too large (it slows things down)