Add Goto Micro AI code to MAI switchboard scenario

data/ai/micro_ais/scenarios/scenario-micro_ai.cfg

@@ -79,6 +79,9 @@
         {PLACE_IMAGE "scenery/signpost.png" 11 18}
         {SET_LABEL 11 18 _"Healers"}
 
+        {PLACE_IMAGE "scenery/signpost.png" 12 18}
+        {SET_LABEL 12 18 _"Goto"}
+
         {VARIABLE scenario_name micro_ai_test}
 
         # Menu items explaining the different scenarios
@@ -276,6 +279,21 @@
                 {MESSAGE Grnk "" _"Healer Support Micro AI demo" _"This scenario contains a simple demonstration of setting up the Healer Support Micro AI, which uses the healers of a side to back up injured or threatened units rather than having them participate in combat under all circumstances."}
             [/command]
         [/set_menu_item]
+
+        [set_menu_item]
+            id=m13_goto
+            description=_"Goto Micro AI demo"
+            image=units/human-loyalists/spearman.png~CROP(21,16,24,24)
+            [filter_location]
+                x,y=12,18
+            [/filter_location]
+            [show_if]
+                {VARIABLE_CONDITIONAL scenario_name equals micro_ai_test}
+            [/show_if]
+            [command]
+                {MESSAGE Grnk "" _"Goto Micro AI demo" _"This scenario contains several example usages of the Goto Micro AI, which is a highly configurable method of sending a unit (or units) to a location or set of locations. The units to be moved are defined using a Standard Unit Filter, while the goto locations are given in a Standard Location Filter."}
+            [/command]
+        [/set_menu_item]
     [/event]
 
     [event]
@@ -519,4 +537,21 @@ Information about each demonstration can be accessed by right-clicking on the re
             replay_save=no
         [/endlevel]
     [/event]
+
+    [event]
+        name=moveto
+        [filter]
+            x,y=12,18
+        [/filter]
+
+        [endlevel]
+            result=victory
+            next_scenario=goto
+            bonus=no
+            carryover_percentage=0
+            carryover_report=no
+            linger_mode=no
+            replay_save=no
+        [/endlevel]
+    [/event]
 [/test]