Removed no longer useful ellipse= key from mainline units (monsters)

data/core/units/monsters/Giant_Mudcrawler.cfg

@@ -5,7 +5,6 @@
     race=monster
     image="units/monsters/giant-mudcrawler.png"
     profile="portraits/monsters/giant-mudcrawler.png"
-    ellipse="misc/ellipse"
     hitpoints=36
     movement_type=scuttlefoot
     movement=4

data/core/units/monsters/Giant_Rat.cfg

@@ -4,7 +4,6 @@
     name= _ "Giant Rat"
     race=monster
     image="units/monsters/giant-rat.png"
-    ellipse="misc/ellipse-nozoc"
     hitpoints=15
     movement_type=rodentfoot
     movement=4

data/core/units/monsters/Giant_Scorpion.cfg

@@ -4,7 +4,6 @@
     name= _ "Giant Scorpion"
     race=monster
     image="units/monsters/scorpion/scorpion.png"
-    ellipse="misc/ellipse"
     profile="portraits/monsters/scorpion.png~RIGHT()"
     hitpoints=40
     movement_type=scuttlefoot

data/core/units/monsters/Mudcrawler.cfg

@@ -7,7 +7,6 @@
     image="units/monsters/mudcrawler.png"
     {MAGENTA_IS_THE_TEAM_COLOR}
     profile="portraits/monsters/giant-mudcrawler.png"
-    ellipse="misc/ellipse-nozoc"
     hitpoints=20
     movement_type=scuttlefoot
     movement=3

data/core/units/monsters/Tentacle.cfg

@@ -5,7 +5,6 @@
     race=monster
     image="units/monsters/deep-tentacle.png"
     profile="portraits/monsters/deep-tentacle.png"
-    ellipse="misc/ellipse"
     hitpoints=28
     movement_type=float
     [resistance]

data/core/units/monsters/Water_Serpent.cfg

@@ -19,7 +19,6 @@
             image="units/monsters/water-serpent-n.png:150"
         [/frame]
     [/standing_anim]
-    ellipse="misc/ellipse"
     hitpoints=50
     movement_type=naga
     [resistance]

data/core/units/monsters/Wolf.cfg

@@ -20,7 +20,6 @@
             duration=50
         [/frame]
     [/standing_anim]
-    ellipse="misc/ellipse"
     hitpoints=32
     movement_type=orcishfoot
     movement=8