fix: Renaming .L to .LSystem, so .L can mean .Left ( Fixes PoshWeb#20, Fixes PoshWeb#47 )

Author: James Brundage

Types/Turtle/HilbertCurve.ps1

@@ -4,8 +4,7 @@ param(
     [double]$Angle = 90
 )        
 
-
-return $this.L('A',  @{
+return $this.LSystem('A',  @{
     A = '+BF-AFA-FB+'
     B = '-AF+BFB+FA-'
 }, $Order, @{

Types/Turtle/KochCurve.ps1

@@ -3,7 +3,7 @@ param(
     [double]$Rotation = 90,
     [int]$Order = 4
 )    
-return $this.L('F',  @{
+return $this.LSystem('F',  @{
     F = 'F+F-F-F+F'
 }, $Order, [Ordered]@{
     '\+' = { $this.Rotate($Rotation) }

Types/Turtle/KochSnowflake.ps1

@@ -25,7 +25,7 @@ param(
     [int]$Order = 4,
     [double]$Rotation = 60
 )    
-return $this.L('F--F--F ',  @{
+return $this.LSystem('F--F--F ',  @{
     F = 'F+F--F+F'
 }, $Order, [Ordered]@{
     '\+' = { $this.Rotate($Rotation) }

Types/Turtle/L.ps1 Types/Turtle/LSystem.ps1Types/Turtle/L.ps1 renamed to Types/Turtle/LSystem.ps1

@@ -26,7 +26,7 @@ param(
     [int]$Order = 8,
     [double]$Angle = 60
 )
-return $this.L('XF',  [Ordered]@{
+return $this.LSystem('XF',  [Ordered]@{
     X = 'YF + XF + Y'
     Y = 'XF - YF - X'
 }, $Order, [Ordered]@{

Types/Turtle/SierpinskiArrowheadCurve.ps1

@@ -25,7 +25,7 @@ param(
     [int]$Order = 4,
     [double]$Angle = 45
 )
-return $this.L('F--XF--F--XF',  [Ordered]@{
+return $this.LSystem('F--XF--F--XF',  [Ordered]@{
     X ='XF+G+XF--F--XF+G+X'
 }, $Order, [Ordered]@{
     '\+'    = { $this.Rotate($Angle) }

Types/Turtle/SierpinskiCurve.ps1

@@ -25,7 +25,7 @@ param(
     [int]$Order = 5,
     [double]$Angle = 90
 )
-return $this.L('X',  [Ordered]@{
+return $this.LSystem('X',  [Ordered]@{
     X = 'XF-F+F-XF+F+XF-F+F-X'
 }, $Order, [Ordered]@{
     '\+'    = { $this.Rotate($Angle) }

Types/Turtle/SierpinskiSquareCurve.ps1

@@ -1,9 +1,33 @@
+<#
+.SYNOPSIS
+    Generates a Sierpinski Triangle.
+.DESCRIPTION
+    Generates a Sierpinski Triangle using turtle graphics.
+.LINK
+    https://en.wikipedia.org/wiki/Sierpi%C5%84ski_triangle
+.EXAMPLE
+    $turtle.SierpinskiTriangle().Pattern.Save("$pwd/SierpinskiTriangle.svg")
+.EXAMPLE
+    $turtle.Clear()
+    $turtle.SierpinskiTriangle(10,6)
+    $turtle.PatternTransform = @{
+        'scale' = 0.9        
+    }    
+    $turtle.PatternAnimation = "
+    <animateTransform attributeName='patternTransform' attributeType='XML' type='scale' values='1;0.9;1' dur='19s' repeatCount='indefinite' additive='sum' />
+    <animateTransform attributeName='patternTransform' attributeType='XML' type='skewY' values='0;-30;30;-30;0' dur='67s' repeatCount='indefinite' additive='sum' />
+    <animateTransform attributeName='patternTransform' attributeType='XML' type='skewX' values='0;-30;30;-30;0' dur='83s' repeatCount='indefinite' additive='sum' />
+    <animateTransform attributeName='patternTransform' attributeType='XML' type='rotate' values='0;360' dur='163s' repeatCount='indefinite' additive='sum' />
+    <animateTransform attributeName='patternTransform' attributeType='XML' type='translate' values='0 0;200 200;0 0' dur='283s' repeatCount='indefinite' additive='sum' />
+    "
+    $turtle.Pattern.Save("$pwd/SierpinskiTriangle2.svg")
+#>
 param(
     [double]$Size = 200,
     [int]$Order = 2,
     [double]$Angle = 120
-)        
-return $this.L('F-G-G',  [Ordered]@{
+)
+return $this.LSystem('F-G-G',  [Ordered]@{
     F = 'F-G+F+G-F'
     G = 'GG'
 }, $Order, [Ordered]@{

Types/Turtle/SierpinskiTriangle.ps1

@@ -28,7 +28,7 @@ param(
     [int]$Order = 8,
     [double]$Angle = 120
 )
-return $this.L('F',  [Ordered]@{
+return $this.LSystem('F',  [Ordered]@{
     F = 'F+F-F'    
 }, $Order, [Ordered]@{
     '\+'    = { $this.Rotate($Angle) }

Types/Turtle/TerdragonCurve.ps1

@@ -28,7 +28,7 @@ param(
     [int]$Order = 6,
     [double]$Angle = 90
 )
-return $this.L('FX+FX+',  [Ordered]@{
+return $this.LSystem('FX+FX+',  [Ordered]@{
     X = 'X+YF'
     Y = 'FX-Y'
 }, $Order, [Ordered]@{