removed old custom portraits and make use of the mainline portraits instead

made sure that the right images are used all the times

create new image for campaign selection based on the mainline knight
and red mage portraits

data/campaigns/Two_Brothers/scenarios/1_Rooting_Out_A_Mage.cfg

@@ -104,7 +104,7 @@
         id=Arne
         name= _ "Arne"
         unrenamable=yes
-        profile=arne.png
+        profile="portraits/humans/knight.png"
         facing=sw
         side=1
         canrecruit=yes
@@ -115,7 +115,7 @@
             name= _ "Bjarn"
             unrenamable=yes
             type=Red Mage
-            profile=bjarn.png
+            profile="portraits/humans/mage-red.png"
             side=1
             {IS_HERO}
             x=31

data/campaigns/Two_Brothers/scenarios/2_The_Chase.cfg

@@ -99,6 +99,7 @@
         id=Arne
         name= _ "Arne"
         unrenamable=yes
+        profile="portraits/humans/knight.png"
         side=1
         canrecruit=yes
         controller=human

data/campaigns/Two_Brothers/scenarios/3_Guarded_Castle.cfg

@@ -53,6 +53,7 @@
         id=Arne
         name= _ "Arne"
         unrenamable=yes
+        profile="portraits/humans/knight.png"
         fog=no
         side=1
         canrecruit=yes
@@ -695,7 +696,7 @@
             name= _ "Bjarn"
             unrenamable=yes
             type=Red Mage
-            profile=bjarn.png
+            profile="portraits/humans/mage-red.png"
             {IS_HERO}
             x=3
             y=3

data/campaigns/Two_Brothers/scenarios/4_Return_to_the_Village.cfg

@@ -66,6 +66,7 @@
         id=Arne
         name= _ "Arne"
         unrenamable=yes
+        profile="portraits/humans/knight.png"
         side=1
         canrecruit=yes
         controller=human

data/campaigns/Two_Brothers/scenarios/5_Epilog.cfg

@@ -37,6 +37,7 @@
         id=Arne
         name= _ "Arne"
         unrenamable=yes
+        profile="portraits/humans/knight.png"
         side=1
         canrecruit=yes
         controller=human