Allow the status page branch to be configured by query parameters

Author: sharwell

docs/index.html

@@ -173,7 +173,10 @@ <h3>Commit information</h3>
     </script>
 
     <script type="text/javascript">
-        $.getJSON("https://ci.appveyor.com/api/projects/sharwell/Documentationanalyzers/artifacts/DocumentationAnalyzers.Status.json?branch=master&pr=false&stream=true&job=Configuration:%20Release", function (data) {
+        var urlParams = new URLSearchParams(window.location.search);
+        var branch = urlParams.get('branch') || 'master';
+        var pr = urlParams.get('pr') === 'true' ? 'true' : 'false';
+        $.getJSON(`https://ci.appveyor.com/api/projects/sharwell/Documentationanalyzers/artifacts/DocumentationAnalyzers.Status.json?branch=${branch}&pr=${pr}&stream=true&job=Configuration:%20Release`, function (data) {
             $("#renderedDiagnostics").html($.templates($("#diagnostics").html()).render(data));
             $("#renderedCommitInfo").html($.templates($("#commitInfo").html()).render(data.git));
         });