Made all keeps be called "Keep", all castles be called "Castle"...

...and all roads be called "Road", instead of using the racial names
(like "Elven Castle"). Revert if you heavily object.

data/core/terrain.cfg

@@ -166,7 +166,7 @@
 [terrain]
     symbol_image=castle/elven/tile
     id=castle
-    name= _ "Elven Castle"
+    name= _ "Castle"
     string=Cv
     aliasof=Ch
     unit_height_adjust=3
@@ -177,7 +177,7 @@
 [terrain]
     symbol_image=castle/dwarven-castle-tile
     id=dwarven_castle
-    name= _ "Dwarven Castle"
+    name= _ "Castle"
     string=Cud
     aliasof=Ch
     unit_height_adjust=0
@@ -236,7 +236,7 @@
 [terrain]
     symbol_image=castle/encampment-keep-tile
     id=encampment_keep
-    name= _ "Encampment keep"
+    name= _ "Keep"
     string=Ke
     aliasof=Ch
     unit_height_adjust=0
@@ -260,7 +260,7 @@
 [terrain]
     symbol_image=castle/elven/keep-tile
     id=elven_keep
-    name= _ "Elven Keep"
+    name= _ "Keep"
     string=Kv
     aliasof=Ch
     unit_height_adjust=20
@@ -272,7 +272,7 @@
 [terrain]
     symbol_image=castle/dwarven-keep-tile
     id=dwarven_keep
-    name= _ "Dwarven keep"
+    name= _ "Keep"
     string=Kud
     aliasof=Ch
     unit_height_adjust=0
@@ -284,7 +284,7 @@
 [terrain]
     symbol_image=castle/ruined-keep-tile
     id=ruined_keep
-    name= _ "Ruined keep"
+    name= _ "Keep"
     string=Khr
     aliasof=Ch
     unit_height_adjust=20
@@ -296,7 +296,7 @@
 [terrain]
     symbol_image=castle/sunken-keep-tile
     id=sunken_keep
-    name= _ "Sunken keep"
+    name= _ "Keep"
     string=Khw
     aliasof=Ch, Ww
     unit_height_adjust=20
@@ -308,7 +308,7 @@
 [terrain]
     symbol_image=castle/swamp-keep-tile
     id=swamp_keep
-    name= _ "Swamp keep"
+    name= _ "Keep"
     string=Khs
     aliasof=Ch, Ss
     unit_height_adjust=20
@@ -542,7 +542,7 @@
 [terrain]
     symbol_image=desert-road
     id=road
-    name= _ "Desert road"
+    name= _ "Road"
     string=Rd
     aliasof=Gg
     editor_group=desert, flat
@@ -569,7 +569,7 @@
 [terrain]
     symbol_image=flat/stone-path
     id=stone_path
-    name= _ "Stone path"
+    name= _ "Road"
     string=Rp
     aliasof=Gg
     editor_group=flat