Rewrite phase 1.

Started improved client code structure.

Implemented session based authentication serverside.

Implemented user, match, and sport database models serverside.

Implemented Controllers for variety of C and R operations of CRUD.

sports-matcher/client/src/reportWebVitals.js

@@ -0,0 +1,13 @@
+const reportWebVitals = onPerfEntry => {
+    if (onPerfEntry && onPerfEntry instanceof Function) {
+        import("web-vitals").then(({ getCLS, getFID, getFCP, getLCP, getTTFB }) => {
+            getCLS(onPerfEntry);
+            getFID(onPerfEntry);
+            getFCP(onPerfEntry);
+            getLCP(onPerfEntry);
+            getTTFB(onPerfEntry);
+        });
+    }
+};
+
+export default reportWebVitals;