Fix compile script, update VM tools, Vagrant -> 2.0.3

Packer/scripts/set-powerplan.ps1

@@ -1,7 +1,20 @@
 Try {
+  Write-Output "Set power plan to high performance"
+
   $HighPerf = powercfg -l | %{if($_.contains("High performance")) {$_.split()[3]}}
+
+  # $HighPerf cannot be $null, we try activate this power profile with powercfg
+  # 
+  if ($HighPerf -eq $null)
+  {
+    throw "Error: HighPerf is null"
+  }
+
   $CurrPlan = $(powercfg -getactivescheme).split()[3]
+
   if ($CurrPlan -ne $HighPerf) {powercfg -setactive $HighPerf}
+
 } Catch {
   Write-Warning -Message "Unable to set power plan to high performance"
+  Write-Warning $Error[0]
 }