- added doi registration

- npm updates for webpack-encore and postcss-loader
- DatasetExtension.ts: use relation contributors for PersonContributor
- added DoiClient.ts and DoiClientContract.ts
- rozes.ts: addes routes for creating and storing doi identifier
- addes xslt doi_datacite.xslt needed for registering DOI identifier

app/Library/Strategy.ts

@@ -110,7 +110,7 @@ export default class Strategy {
     private mapModelAttributes(myObject, childNode: XMLBuilder) {
         Object.keys(myObject).forEach((prop) => {
             let value = myObject[prop];
-            console.log(`${prop}: ${value}`);
+            // console.log(`${prop}: ${value}`);
             if (value != null) {
                 if (value instanceof DateTime) {
                     value = value.toFormat('yyyy-MM-dd HH:mm:ss').trim();