CDT work; removed manual point drawing; added model; fixed bugs

data/bird.dat

@@ -236,9 +236,9 @@
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 7.79516 -0.409667
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+8.64861 0.702414
 8.70034 1.09035
 8.41585 1.42656
 8.11843 1.62053

data/i.18

@@ -1,18 +1,18 @@
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-10	12
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--2	9
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data/i.snake

@@ -1,12 +1,12 @@
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-40	20
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data/star.dat

@@ -0,0 +1,10 @@
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+350 250
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data/strange.dat

@@ -0,0 +1,16 @@
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