Merge pull request #114 from ddneves/patch-1

Performance optimization

DeadLinksAnalyzer.ps1

@@ -14,7 +14,7 @@
             Write-Host "Requesting url $url"
 
             try {
-                $request = Invoke-WebRequest -Uri $url
+                $request = Invoke-WebRequest -Uri $url -DisableKeepAlive -UseBasicParsing -Method head
             } catch {
                 Write-Warning -Message "Found dead url $url in $fileName"
                 $unreachable += $url
@@ -33,4 +33,4 @@ if ($DeadLinks) {
         Write-Host -Object $DeadLink -ForegroundColor Red
     }
     exit 1
-}
+}