docs: New-Turtle docs ( Fixes #148 )

Author: StartAutomating

psturtle.com/Commands/New-Turtle.html.ps1

@@ -0,0 +1,4 @@
+$myCommandName = $MyInvocation.MyCommand.Name -replace '\.html\.ps1$'
+if ($site.includes.Help) {
+    . $site.includes.Help -Command $myCommandName
+}