Fixed GROUP:IsAlive() returning true even if all group members aredead

Fixed the mechanism by checking if the group has a :getUnit(1) ~= nil

Moose Development/Moose/Wrapper/Group.lua

@@ -184,7 +184,7 @@ function GROUP:IsAlive()
   local DCSGroup = self:GetDCSObject()
 
   if DCSGroup then
-    local GroupIsAlive = DCSGroup:isExist()
+    local GroupIsAlive = DCSGroup:isExist() and DCSGroup:getUnit(1) ~= nil
     self:T3( GroupIsAlive )
     return GroupIsAlive
   end

Moose Development/Moose/XXX - Header Template.lua

@@ -0,0 +1,14 @@
+---
+-- Name: XXX-999 - Title
+-- Author: YYY
+-- Date Created: DD Mmm YYYY
+--
+-- # Situation:
+--
+-- 
+-- 
+-- # Test cases:
+-- 
+-- 1.
+
+