Adding fix to get around bug found with the New-Webstire command when running playbook on a vanilla machine.

lib/ansible/modules/extras/windows/win_iis_website.ps1

@@ -102,6 +102,12 @@ Try {
     If ($bind_hostname) {
       $site_parameters.HostHeader = $bind_hostname
     }
+    
+    # Fix for error "New-Item : Index was outside the bounds of the array." 
+    # This is a bug in the New-WebSite commandlet. Apparently there must be at least one site configured in IIS otherwise New-WebSite crashes.
+    # For more details, see http://stackoverflow.com/questions/3573889/ps-c-new-website-blah-throws-index-was-outside-the-bounds-of-the-array
+    $sites_list = get-childitem -Path IIS:\sites
+    if ($sites_list -eq $null) { $site_parameters.ID = 1 }
 
     $site = New-Website @site_parameters -Force
     $result.changed = $true