Clarify some race descriptions.

Many said they were immune when they really only resisted things like
blind or confusion. Also, mention the racial powers of ents and
wood-elves.

src/races_a.c

@@ -1537,8 +1537,8 @@ race_t *dwarf_get_race(void)
         me.desc = "Dwarves are the headstrong miners and fighters of legend. Dwarves tend to be stronger "
                     "and tougher but slower and less intelligent than humans. Because they are so headstrong "
                     "and are somewhat wise, they resist spells which are cast on them. They are very good "
-                    "at searching, perception, fighting, and bows. Dwarves  have miserable stealth. They "
-                    "can never be blinded.";
+                    "at searching, perception, fighting, and bows. Dwarves have miserable stealth. They "
+                    "resist being blinded.";
 
         me.stats[A_STR] =  2;
         me.stats[A_INT] = -2;
@@ -1605,7 +1605,8 @@ race_t *ent_get_race(void)
                     "animals or plants who inhabit Arda. Spirits of the land, they were summoned to "
                     "guard the forests of Middle-earth. Being much like trees they are very clumsy but "
                     "strong, and very susceptible to fire. They gain very little nutrition from the food "
-                    "of mortals, but they can absorb water from potions as their nutrition.";
+                    "of mortals, but they can absorb water from potions as their nutrition. Finally, they "
+                    "can summon the trees of the forest to their side.";
 
         me.skills.dis = -5;
         me.skills.dev =  2;

src/races_k.c

@@ -35,7 +35,7 @@ race_t *klackon_get_race(void)
         me.name = "Klackon";
         me.desc = "Klackons are bizarre semi-intelligent ant-like insectoid creatures. "
                     "They make great fighters, but their mental abilities are severely limited. "
-                    "Obedient and well-ordered, they can never be confused. They are also very "
+                    "Obedient and well-ordered, they are resistant to confusion. They are also very "
                     "nimble, and become faster as they advance levels. They are also very acidic, "
                     "inherently resisting acid, and capable of spitting acid at higher levels.";
 
@@ -164,7 +164,7 @@ race_t *kutar_get_race(void)
         me.name = "Kutar";
         me.desc = "A Kutar is an expressionless animal-like living creature. The word 'kuta' means "
                     "'absentmindedly' or 'vacantly'. Their absentmindedness hurts their searching and "
-                    "perception skills, but renders them incapable of being confused. Their unearthly "
+                    "perception skills, but renders them resistant to being confused. Their unearthly "
                     "calmness and serenity make them among the most stealthy of any race. Kutars, "
                     "although expressionless, are beautiful and so have a high charisma. Members of "
                     "this race can learn to expand their body horizontally. This increases armour class, "
@@ -309,7 +309,7 @@ race_t *nibelung_get_race(void)
         me.name = "Nibelung";
         me.desc = "The hated and persecuted race of nocturnal dwarves, these cave-dwellers are "
                     "not much bothered by darkness. Their natural inclination to magical items "
-                    "has made them immune to effects which could drain away magical energy.";
+                    "has made them resistant to effects which could disenchant magical energy.";
 
         me.stats[A_STR] =  1;
         me.stats[A_INT] = -1;
@@ -916,7 +916,8 @@ race_t *wood_elf_get_race(void)
         me.name = "Wood-Elf";
         me.desc = "Wood-Elves are the most common of elves. They prefer the seclusion of thick "
                     "forests and are unhampered when moving through dense foliage. Their skills "
-                    "with tracking and bow are unsurpassed.";
+                    "with tracking and bow are unsurpassed, and as they advance they gain the "
+                    "power of Nature Awareness.";
 
         me.stats[A_STR] = -1;
         me.stats[A_INT] =  1;