Invert fork_part2.dat, removed unused *_result.dat

Minkowski_sum_2/test/Minkowski_sum_2/data/dangling_edge_result.dat

@@ -1,11 +0,0 @@
-4
--1 -1
-7 -1
-7 7
--1 7
-1
-4
-2 2
-2 4
-4 4
-4 2

Minkowski_sum_2/test/Minkowski_sum_2/data/fork_part2.dat

@@ -1,32 +1,32 @@
 31
-0/1 0/1
-0/1 100/1
-2/1 600/1
-4/1 100/1
-20/1 100/1
-22/1 600/1
-24/1 100/1
-40/1 100/1
-42/1 600/1
-44/1 100/1
-60/1 100/1
-62/1 600/1
-64/1 100/1
-80/1 100/1
-82/1 600/1
-84/1 100/1
-100/1 80/1
-600/1 78/1
-100/1 76/1
-100/1 60/1
-600/1 58/1
-100/1 56/1
-100/1 40/1
-600/1 38/1
-100/1 36/1
-100/1 20/1
-600/1 18/1
-100/1 16/1
-100/1 0/1
-600/1 -2/1
 100/1 -4/1
+600/1 -2/1
+100/1 0/1
+100/1 16/1
+600/1 18/1
+100/1 20/1
+100/1 36/1
+600/1 38/1
+100/1 40/1
+100/1 56/1
+600/1 58/1
+100/1 60/1
+100/1 76/1
+600/1 78/1
+100/1 80/1
+84/1 100/1
+82/1 600/1
+80/1 100/1
+64/1 100/1
+62/1 600/1
+60/1 100/1
+44/1 100/1
+42/1 600/1
+40/1 100/1
+24/1 100/1
+22/1 600/1
+20/1 100/1
+4/1 100/1
+2/1 600/1
+0/1 100/1
+0/1 0/1

Minkowski_sum_2/test/Minkowski_sum_2/data/isolated_vertex_result.dat

@@ -1,5 +0,0 @@
-4
--1 -1
-7 -1
-7 7
--1 7