E3S10: Give Blood Cores and doppelgangers IS_HERO

This should *hopefully* make their presence seem really significant to
the player, in a "what happens if i touch this" sort of way at the very
minimum.

(See also issue #76.)

changelog.md

@@ -16,6 +16,8 @@ Version 0.10.0+dev:
   * E3S7A - Dark Fire:
     * Poison Jar can now be used by the Saurian Skirmisher line and adds to
       existing weapon specials instead of replacing them.
+  * E3S10 - Blood:
+    * Minor UI tweaks.
 
 * Terrains:
   * Updated Blood terrain to use the Wesnoth 1.14 water composition rules

episode3/scenarios/10_Blood.cfg

@@ -1924,6 +1924,7 @@ i #endarg
                     facing=$direction
                     random_traits=no
                     generate_name=no
+                    {IS_HERO}
                     [variables]
                         is_zhangors_body=yes
                     [/variables]
@@ -2489,6 +2490,8 @@ i #endarg
                 {VARIABLE shapeshifter_id        $null}
                 {VARIABLE shapeshifter_name      $null}
                 {VARIABLE shapeshifter_variation $null}
+                {VARIABLE shapeshifter_ellipse   "misc/ellipse-hero"}
+                {VARIABLE shapeshifter_overlays  "misc/hero-icon.png"}
 
                 # Greater chance to spawn a generic shapeshifter rather than a
                 # mimic for any named character.
@@ -2574,6 +2577,8 @@ i #endarg
                         {VARIABLE shapeshifter_name _"Reghara"}
                     [/case]
                     [else]
+                        {VARIABLE shapeshifter_ellipse  $null}
+                        {VARIABLE shapeshifter_overlays $null}
                         {RANDOM 1..100}
                         [if]
                             {VARIABLE_NUMERICAL_GREATER_THAN random 50}
@@ -2602,6 +2607,8 @@ i #endarg
                     x,y=$banshee_loc.x,$banshee_loc.y
                     id=$shapeshifter_id
                     name=$shapeshifter_name
+                    ellipse=$shapeshifter_ellipse
+                    overlays=$shapeshifter_overlays
                     generate_name=no
                     random_traits=no
                     random_gender=yes
@@ -2614,7 +2621,7 @@ i #endarg
                     [/variables]
                 [/unit]
 
-                {CLEAR_VARIABLE shapeshifter_id,shapeshifter_type,shapeshifter_mods,direction,random}
+                {CLEAR_VARIABLE shapeshifter_id,shapeshifter_type,shapeshifter_mods,shapeshifter_ellipse,shapeshifter_overlays,direction,random}
             [/do]
         [/foreach]
 
@@ -3400,6 +3407,7 @@ i #endarg
                     x,y=$satellite_loc.x,$satellite_loc.y
                     random_traits=no
                     generate_name=no
+                    {IS_HERO}
                     [variables]
                         is_zhangors_body=yes
                     [/variables]