Update contributors script and update github credits.

Tools/dump_github_contributors.ps1

@@ -4,17 +4,37 @@
 $engineJson = (Invoke-WebRequest "https://api.github.com/repos/space-wizards/RobustToolbox/contributors?per_page=100").Content | convertfrom-json
 $contentJson = (Invoke-WebRequest "https://api.github.com/repos/space-wizards/space-station-14/contributors?per_page=100").Content | convertfrom-json
 
-if ($engineJson.Count -ge 100)
+function load_contribs([string] $repo)
 {
-    Write-Warning "Engine is reporting 100 contributors. It might not be a complete list due to API pagination!"
+    $qParams = @{
+        "per_page" = 100
+    }
+
+    $url = "https://api.github.com/repos/{0}/contributors" -f $repo
+
+    $r = @()
+
+    while ($null -ne $url)
+    {
+        $resp = Invoke-WebRequest $url -Body $qParams
+
+        $url = $resp.RelationLink.next
+
+        $j = ConvertFrom-Json $resp.Content
+        $r += $j
+    }
+
+    return $r
 }
 
-if ($contentJson.Count -ge 100)
-{
-    Write-Warning "Content is reporting 100 contributors. It might not be a complete list due to API pagination!"
-}
+$engineJson = load_contribs("space-wizards/RobustToolbox")
+$contentJson = load_contribs("space-wizards/space-station-14")
 
 $scriptDir = Split-Path -Path $MyInvocation.MyCommand.Definition -Parent
 $bad = get-content $(join-path $scriptDir "ignored_github_contributors.txt")
 
-($engineJson).login + ($contentJson).login | select -unique | where { $bad -notcontains $_ } | Sort-object | Join-String -Separator ", "
+($engineJson).login + ($contentJson).login `
+    | select -unique `
+    | where { $bad -notcontains $_ } `
+    | Sort-object `
+    | Join-String -Separator ", "