feat: Turtle Minimum Vector ( Fixes #276 )

Author: StartAutomating

Turtle.types.ps1xml

@@ -4778,10 +4778,21 @@ return ([pscustomobject]@{ X = 0; Y = 0 })
       <ScriptProperty>
         <Name>Minimum</Name>
         <GetScriptBlock>
-                        if ($this.'.Minimum') {
-    return $this.'.Minimum'
+                        &lt;#
+.SYNOPSIS
+    Gets a Turtle's lowest point
+.DESCRIPTION
+    Gets the minimum vector for this turtle.  
+    
+    This would the lowest point that the turtle has visted.
+#&gt;
+[OutputType([Numerics.Vector2])]
+param()
+if (-not $this.'.Minimum') {
+    $this | Add-Member NoteProperty '.Minimum' ([Numerics.Vector2]::new(0,0)) -Force
 }
-return ([pscustomobject]@{ X = 0; Y = 0 })
+
+return $this.'.Minimum'
                     </GetScriptBlock>
       </ScriptProperty>
       <ScriptProperty>