Improve performance of Get-GitHubContent

GitHubCore.ps1

@@ -348,7 +348,15 @@ function Invoke-GHRestMethod
 
         if (-not (Get-GitHubConfiguration -Name DisableSmarterObjects))
         {
-            $finalResult = ConvertTo-SmarterObject -InputObject $finalResult
+            # In the case of getting raw content from the repo, we'll end up with a large object/byte
+            # array which isn't convertible to a smarter object, but by _trying_ we'll end up wasting
+            # a lot of time.  Let's optimize here by not bothering to send in something that we
+            # know is definitely not convertible ([int32] on PS5, [long] on PS7).
+            if (($finalResult -isnot [Object[]]) -or
+                (($finalResult.Count -gt 0) -and ($finalResult[0] -isnot [int]) -and ($finalResult[0] -isnot [long])))
+            {
+                $finalResult = ConvertTo-SmarterObject -InputObject $finalResult
+            }
         }
 
         $links = $result.Headers['Link'] -split ','
@@ -900,7 +908,13 @@ filter ConvertTo-SmarterObject
         return $null
     }
 
-    if ($InputObject -is [System.Collections.IList])
+    if (($InputObject -is [int]) -or ($InputObject -is [long]))
+    {
+        # In some instances, an int/long was being seen as a [PSCustomObject].
+        # This attempts to short-circuit extra work we would have done had that happened.
+        Write-Output -InputObject $InputObject
+    }
+    elseif ($InputObject -is [System.Collections.IList])
     {
         $InputObject |
             ConvertTo-SmarterObject |

Tests/GitHubAnalytics.tests.ps1

@@ -28,7 +28,6 @@ try
             for ($i = 0; $i -lt 4; $i++)
             {
                 $newIssues += New-GitHubIssue -OwnerName $script:ownerName -RepositoryName $repo.name -Title ([guid]::NewGuid().Guid)
-                Start-Sleep -Seconds 5
             }
 
             $newIssues[0] = Update-GitHubIssue -OwnerName $script:ownerName -RepositoryName $repo.name -Issue $newIssues[0].number -State Closed