[-] Revert "[+] Save csrf token"

This reverts commit d4df0c3562.

src/components/app/app.ts

@@ -134,9 +134,6 @@ export default class App extends Vue
                 // Save courses
                 this.courses = response.data.courses;
 
-                // Save CSRF token
-                App.http.csrf = response.data.csrf;
-
                 // Load assignments
                 this.loadAssignments();
             }