[UtBS] replacing horses with dustboks (#3049)

* removing horses from text strings - replaced with dustboks

* adding a riderless dustbok to monsters race, needs description and probably other adjustments

* removing disengage ability and translation mark from dustbok unit file

* adding #po translation hint for name

data/campaigns/Under_the_Burning_Suns/scenarios/01_The_Morning_After.cfg

@@ -801,7 +801,7 @@
 
         [message]
             speaker=Kaleh
-            message= _ "These fields seem strangely vacant. Where are the horses?"
+            message= _ "These fields seem strangely vacant. Where are the dustboks?"
         [/message]
 
         [message]
@@ -853,17 +853,17 @@
 
         [message]
             speaker=Kaleh
-            message= _ "Where are all the other horses?"
+            message= _ "Where are all the other dustboks?"
         [/message]
 
         [message]
             speaker=Naru
-            message= _ "A hunting party left just yesterday, so unless the rocks fell all over the land, many of the horses have probably survived. The few that remained here were scared by the falling rocks and fled into the night. It took all my skill to calm Yasi and keep him from running."
+            message= _ "A hunting party left just yesterday, so unless the rocks fell all over the land, many of the dustboks have probably survived. The few that remained here were scared by the falling rocks and fled into the night. It took all my skill to calm Yasi and keep him from running."
         [/message]
 
         [message]
             speaker=Kaleh
-            message= _ "We’ll need your help in checking to see if the outer settlements survived. Who knows what kinds of damage they suffered in the night? And perhaps some of the people out in the desert have been able to round up some of the loose horses."
+            message= _ "We’ll need your help in checking to see if the outer settlements survived. Who knows what kinds of damage they suffered in the night? And perhaps some of the people out in the desert have been able to round up some of the loose dusties."
         [/message]
 
         [message]

data/campaigns/Under_the_Burning_Suns/units/quenoth/Dustbok.cfg

@@ -0,0 +1,44 @@
+#textdomain wesnoth-utbs
+
+[unit_type]
+    id=Quenoth Dustbok
+    #po: Made-up animal name derived from 'dust' (sand) and 'bok' as in real-world steenbok or springbok antelope
+    name= _ "Dustbok"
+    image=units/quenoth/dustbok.png
+    race=monster
+    hitpoints=22
+    movement_type=quenoth_horse
+    movement=8
+    experience=100
+    level=0
+    alignment=lawful
+    advances_to=null
+    cost=12
+    usage=scout
+    description= ""
+    die_sound=horse-die.ogg
+    [attack]
+        name=ram
+        #textdomain wesnoth-units
+        description= _"ram"
+        #textdomain wesnoth-utbs
+        type=impact
+        range=melee
+        damage=4
+        number=3
+        icon=attacks/blank-attack.png
+    [/attack]
+    {DEFENSE_ANIM "units/quenoth/dustbok.png" "units/quenoth/dustbok.png" {SOUND_LIST:HORSE_HIT}}
+    [attack_anim]
+        [filter_attack]
+            name=ram
+        [/filter_attack]
+        offset=0.0~0.3,0.3~0.5,0.5~0.60,0.60~0.3,0.3~0.0
+        start_time=-300
+        [frame]
+            duration=450
+            image="units/quenoth/dustbok.png"
+        [/frame]
+        {SOUND:HIT_AND_MISS club.ogg club-miss.ogg -100}
+    [/attack_anim]
+[/unit_type]