Setup-Profile and co.

Setup-Profile included, read all about it at
https://blog.lksz.me/the-profile-and-setting-it-up
When running Edit-MyScript without parameters, the $MyPSScriptRoot path
will be sent (editing the directory)
Added ability to edit scripts with Edit-MyPrfiles, making editing
profiles alongside scripts easy.

Edit-MyScript.ps1

@@ -41,6 +41,10 @@ foreach( $local:p in $ScriptName ) {
   $ScriptPaths += $sp
 }
 
+if( -not $ScriptPaths ) {
+  $ScriptPaths += $MyPSScriptRoot
+}
+
 Edit-TextFile $ScriptPaths
 
 Get-Command Reload-MyScripts -ErrorAction SilentlyContinue |