269 implement workflow for signing already uploaded document dev

Closes https://code.vereign.com/code/restful-api/issues/269

javascript/src/utilities/pdfUtilities.js

@@ -732,8 +732,11 @@ async function signPdfObjects (pdfRaw, signingCert, certificateChain, privateKey
     }
   console.log("Calling loadPdf");
     var pdf = loadPdf(pdfRaw);
+  console.log("Calling findRootEntry");
     var root = findRootEntry(pdf.xref);
+  console.log("Calling findSuccessorEntry");
     var rootSuccessor = findSuccessorEntry(pdf.xref.entries, root);
+  console.log("Calling isSigInRoot");
     if(!isSigInRoot(pdf)) {
       console.log("Calling newSig");
         return await newSig(pdf, root, rootSuccessor, date, signingCert, certificateChain, privateKey);