Updated images and readme.

tests/core_xy.scad

@@ -136,10 +136,10 @@ module coreXY_motor_in_back_test1() {
     size = [200,200];
     pos = [100,100];
     separation = [20,5,10];
-    
+
 
     coreXY(coreXY_GT2_20_16, size, pos, separation, x_gap = 0, plain_idler_offset = [0, 0], upper_drive_pulley_offset = [0, 0], lower_drive_pulley_offset = [0, 0], show_pulleys = true, left_lower = false, motor_back = true);
-    
+
     rotate([180,0,0])
     translate (
         [ separation.x/2
@@ -159,16 +159,16 @@ module coreXY_motor_in_back_test2() {
     separation = [0,5,10];
     upper_drive_pulley_offset = [20, 5];
     lower_drive_pulley_offset = [20, 5];
-    
+
 
     coreXY(coreXY_GT2_20_16, size, pos, separation, x_gap = 0, plain_idler_offset = [20, 0], upper_drive_pulley_offset, lower_drive_pulley_offset, show_pulleys = true, left_lower = false, motor_back = true);
-    
+
     translate (
         [ size.x - separation.x/2 - lower_drive_pulley_offset.x
         , lower_drive_pulley_offset.y
         , -separation.z/2 - 15 ])
     NEMA(NEMA17_40);
-    
+
     translate (
         [ separation.x/2 + upper_drive_pulley_offset.x
         , upper_drive_pulley_offset.y
@@ -177,10 +177,12 @@ module coreXY_motor_in_back_test2() {
 }
 
 
-if ($preview)
+if ($preview) {
     coreXY_belts_test();
+
     translate ([-250, 0,0])
         coreXY_motor_in_back_test1();
-        
+
     translate ([-250, -250,0])
         coreXY_motor_in_back_test2();
+}