Lots of changes and additions to the project. Still early, and not usable.

imports/api/category.js

@@ -12,16 +12,16 @@ Categories.allow({
 });
 
 Meteor.methods({
-    'add.category' (name) {
-        check(name, String);
+    'add.category' (categoryName) {
+        check(categoryName, String);
 
         if (!this.userId) {
             throw new Meteor.Error('You are not allowed to add categories. Make sure you are logged in with valid user credentials.');
         }
 
         return Categories.insert({
-            categoryName: name,
-            categroyOwner: this.userid,
+            categoryName: categoryName,
+            categoryOwner: this.userId,
         });
     },
     'edit.category' (categoryId, categoryName,) {