Updated MyPackage code

Better handling of package creation/modification via Set-MyPackage
Update the szCondition class to include CmdletExists+AppExeExists

base/src/Packagesz.class.inc.ps1

@@ -91,6 +91,8 @@ class szCondition {
     [string[]]$System = $null
     [string[]]$Hostname = $null
     [string[]]$Username = $null
+    [string[]]$CmdletExists = $null
+    [string[]]$AppExeExists = $null
     [szLogic]$Logic = [szLogic]::and
 
     [string] ToString() {