Add tasks for all the new languages

Task/Inheritance-Multiple/Lingo/inheritance-multiple-1.lingo

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+-- parent script "Camera"
+property resolution
+
+on new (me)
+  me.resolution = "1024x768"
+  return me
+end
+
+on snap (me)
+  put "SNAP!"
+end

Task/Inheritance-Multiple/Lingo/inheritance-multiple-2.lingo

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+-- parent script "MobilePhone"
+property ringtone
+
+on new (me)
+  me.ringtone = "Bell"
+  return me
+end
+
+on ring (me, n)
+  repeat with i = 1 to n
+    put "RING!!!"
+  end repeat
+end

Task/Inheritance-Multiple/Lingo/inheritance-multiple-3.lingo

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+-- parent script "CameraPhone"
+property ancestor
+
+on new (me)
+  c = script("Camera").new()
+  mp = script("MobilePhone").new()
+
+  -- make the Camera instance a parent of the MobilePhone instance
+  mp.setProp(#ancestor, c)
+
+  -- make the MobilePhone instance a parent of this CameraPhone instance
+  me.ancestor = mp
+
+  return me
+end

Task/Inheritance-Multiple/Lingo/inheritance-multiple-4.lingo

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+cp = script("CameraPhone").new()
+
+cp.snap()
+-- "SNAP!"
+
+cp.ring(3)
+-- "RING!!!"
+-- "RING!!!"
+-- "RING!!!"
+
+put cp.resolution
+-- "1024x768"
+
+put cp.ringtone
+-- "Bell"