gistfile1.txt

$MP = "Microsoft.Windows.Server.2003"
$path = "C:\folder\XML.to.Clean.Up.xml"
$xml = [xml](get-content $path)

$references = $xml.ManagementPack.Manifest.References.Reference | ? id -like "*$mp*"
foreach($reference in $references)
    {$references.parentnode.RemoveChild($reference)}

$Diagnostics = $xml.ManagementPack.Monitoring.diagnostics.diagnostic | ? target -like "*$mp*"
foreach($Diagnostic in $Diagnostics)
    {$Diagnostic.parentnode.RemoveChild($Diagnostic)}

$RuleOverrides = $xml.ManagementPack.Monitoring.Overrides.RulePropertyOVerride | ? rule -like "*$mp*"
foreach($RuleOverride in $RuleOverrides)
    {$RuleOverride.parentnode.RemoveChild($RuleOverride)}

$RuleConfigurationOverrides = $xml.ManagementPack.Monitoring.Overrides.RuleConfigurationOVerride | ? Rule -like "*$mp*"
foreach($RuleConfigurationOverride in $RuleConfigurationOverrides)
    {$RuleConfigurationOverride.parentnode.RemoveChild($RuleConfigurationOverride)}

$MonitorOverrides = $xml.ManagementPack.Monitoring.Overrides.MonitorPropertyOVerride | ? context -like "*$mp*"
foreach($MonitorOverride in $MonitorOverrides)
    {$MonitorOverride.parentnode.RemoveChild($MonitorOverride)}

$MonitorConfigurationOverrides = $xml.ManagementPack.Monitoring.Overrides.MonitorConfigurationOverride | ? monitor -like "*$mp*"
foreach($MonitorConfigurationOverride in $MonitorConfigurationOverrides)
    {$MonitorConfigurationOverride.parentnode.RemoveChild($MonitorConfigurationOverride)}

$DiscoveryOverrides = $xml.ManagementPack.Monitoring.Overrides.DiscoveryPropertyOVerride | ? Discovery -like "*$mp*"
foreach($DiscoveryOverride in $DiscoveryOverrides)
    {$DiscoveryOverride.parentnode.RemoveChild($DiscoveryOverride)}

$RecoveryOverrides = $xml.ManagementPack.Monitoring.Overrides.RecoveryPropertyOVerride | ? Recovery -like "*$mp*"
foreach($RecoveryOverride in $RecoveryOverrides)
    {$RecoveryOverride.parentnode.RemoveChild($RecoveryOverride)}

$RecoveryConfigurationOverrides = $xml.ManagementPack.Monitoring.Overrides.RecoveryConfigurationOVerride | ? Recovery -like "*$mp*"
foreach($RecoveryConfigurationOverride in $RecoveryConfigurationOverrides)
    {$RecoveryConfigurationOverride.parentnode.RemoveChild($RecoveryConfigurationOverride)}

$ViewColumns = $xml.ManagementPack.Presentation.View.view.presentation.columninfo | ? id -like "*$mp*"
foreach($ViewColumn in $ViewColumns)
    {$ViewColumn.parentnode.RemoveChild($ViewColumn)}


$xml.save($path)