Implemented .DAT File Editor

.gitignore

@@ -1,7 +1,8 @@
 *.jrnl
 *.log
-out
 node_modules
+out/__tests__
+out/src
 *.vsix
 .project
 .settings

out/public/common.js

@@ -0,0 +1,23 @@
+var gcLocalServer = "http://localhost";
+
+function loadFile(server, callback) {
+    gcLocalServer = server;
+    var xhr = new XMLHttpRequest();
+    xhr.addEventListener("load", function() {
+        var storage = JSON.parse(this.response);
+        processFile(storage, callback);
+    });
+    xhr.open("GET", server + "/state");
+    xhr.send();
+}
+function postState(server, state, callback) {
+    var xhr = new XMLHttpRequest();
+    xhr.open("POST", server + "/state");
+    xhr.setRequestHeader("Content-Type", "application/json");
+    xhr.onreadystatechange = function() {
+        if (xhr.readyState == XMLHttpRequest.DONE && xhr.status == 200) {
+            callback();
+        }
+    };
+    xhr.send(JSON.stringify(state));
+}