Added torch graphics

data/images/objects/torch/flame.sprite

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+(supertux-sprite
+  (action
+    (name "default")
+    (fps 16)
+    (hitbox 14 128 0 0)
+    (images "flame1.png"
+            "flame2.png"
+            "flame3.png"
+            "flame4.png"
+            )
+  )
+)

data/images/objects/torch/flame_glow.sprite

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+(supertux-sprite
+  (action
+    (name "default")
+    (fps 16)
+    (hitbox 14 128 0 0)
+    (images "flame_glow1.png"
+            "flame_glow2.png"
+            "flame_glow3.png"
+            "flame_glow4.png"
+            )
+  )
+)

data/images/objects/torch/flame_light.sprite

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+(supertux-sprite
+  (action
+    (name "default")
+    (hitbox 384 384 0 0)
+    (images "flame_light.png")
+  )
+)

data/images/objects/torch/torch1.sprite

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+(supertux-sprite
+  (action
+    (name "default")
+    (hitbox 16 100 0 0)
+    (images "torch1.png")
+  )
+)

data/images/objects/torch/torch2.sprite

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+(supertux-sprite
+  (action
+    (name "default")
+    (hitbox 16 100 0 0)
+    (images "torch2.png")
+  )
+)

data/images/objects/torch/torch3.sprite

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+(supertux-sprite
+  (action
+    (name "default")
+    (hitbox 16 100 0 0)
+    (images "torch3.png")
+  )
+)