[Bugs] #2188 UNSP: read pixel pushes an int to stack

[Sugar Labs Bugs]

#2188: read pixel pushes an int to stack
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    Reporter:  tonyforster                |          Owner:  walter                     
        Type:  defect                     |         Status:  new                        
    Priority:  Unspecified by Maintainer  |      Milestone:  Unspecified by Release Team
   Component:  Turtleart                  |        Version:  Unspecified                
    Severity:  Unspecified                |       Keywords:  dextrose                   
Distribution:  Unspecified                |   Status_field:  Unconfirmed                
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Comment(by tonyforster):

 more on print turtle sees
 its not always 0, i just chanced a few 0's
    set color  turtle sees
 red    0         30
 orange 10        70
 yellow 20        70
 green  30        0
 bu/gn  40        0
 lt blu 50        0
 mid blu60        0
 dk blu 70        0
 blu/vio80        30
 vio    90        30

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Ticket URL: <http://bugs.sugarlabs.org/ticket/2188#comment:4>
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