feat: Turtle.ClosePath ( Fixes PoshWeb#277 )

Author: StartAutomating

Types/Turtle/ClosePath.ps1

@@ -0,0 +1,19 @@
+<#
+.SYNOPSIS
+    Closes a path
+.DESCRIPTION
+    Closes a path and resets the position to the last move command (Start or Teleport)
+.EXAMPLE
+    turtle forward 42 rotate 90 forward 42 closePath rotate 90 forward 42 rotate 90 forward 42 closePath show
+#>
+param()
+$this.Steps.Add("z")
+$history =$this.History
+if ($history) {
+    $change = $this.History[-1]
+    $this.Position = $change.Delta.X, $change.Delta.Y
+} else {
+    $this.Position = 0, 0
+}
+
+