Index: frontend/node_modules/any-promise/index.d.ts
===================================================================
--- frontend/node_modules/any-promise/index.d.ts	(revision 9af201e94b5a79beb92a30858fc54de4bc3b9449)
+++ frontend/node_modules/any-promise/index.d.ts	(revision 9af201e94b5a79beb92a30858fc54de4bc3b9449)
@@ -0,0 +1,73 @@
+declare class Promise <R> implements Promise.Thenable <R> {
+  /**
+   * If you call resolve in the body of the callback passed to the constructor,
+   * your promise is fulfilled with result object passed to resolve.
+   * If you call reject your promise is rejected with the object passed to resolve.
+   * For consistency and debugging (eg stack traces), obj should be an instanceof Error.
+   * Any errors thrown in the constructor callback will be implicitly passed to reject().
+   */
+  constructor (callback: (resolve : (value?: R | Promise.Thenable<R>) => void, reject: (error?: any) => void) => void);
+
+  /**
+   * onFulfilled is called when/if "promise" resolves. onRejected is called when/if "promise" rejects.
+   * Both are optional, if either/both are omitted the next onFulfilled/onRejected in the chain is called.
+   * Both callbacks have a single parameter , the fulfillment value or rejection reason.
+   * "then" returns a new promise equivalent to the value you return from onFulfilled/onRejected after being passed through Promise.resolve.
+   * If an error is thrown in the callback, the returned promise rejects with that error.
+   *
+   * @param onFulfilled called when/if "promise" resolves
+   * @param onRejected called when/if "promise" rejects
+   */
+  then <U> (onFulfilled?: (value: R) => U | Promise.Thenable<U>, onRejected?: (error: any) => U | Promise.Thenable<U>): Promise<U>;
+  then <U> (onFulfilled?: (value: R) => U | Promise.Thenable<U>, onRejected?: (error: any) => void): Promise<U>;
+
+  /**
+   * Sugar for promise.then(undefined, onRejected)
+   *
+   * @param onRejected called when/if "promise" rejects
+   */
+  catch <U> (onRejected?: (error: any) => U | Promise.Thenable<U>): Promise<U>;
+
+  /**
+   * Make a new promise from the thenable.
+   * A thenable is promise-like in as far as it has a "then" method.
+   */
+  static resolve (): Promise<void>;
+  static resolve <R> (value: R | Promise.Thenable<R>): Promise<R>;
+
+  /**
+   * Make a promise that rejects to obj. For consistency and debugging (eg stack traces), obj should be an instanceof Error
+   */
+  static reject <R> (error: any): Promise<R>;
+
+  /**
+   * Make a promise that fulfills when every item in the array fulfills, and rejects if (and when) any item rejects.
+   * the array passed to all can be a mixture of promise-like objects and other objects.
+   * The fulfillment value is an array (in order) of fulfillment values. The rejection value is the first rejection value.
+   */
+  static all <T1, T2, T3, T4, T5, T6, T7, T8, T9, T10> (values: [T1 | Promise.Thenable<T1>, T2 | Promise.Thenable<T2>, T3 | Promise.Thenable<T3>, T4 | Promise.Thenable <T4>, T5 | Promise.Thenable<T5>, T6 | Promise.Thenable<T6>, T7 | Promise.Thenable<T7>, T8 | Promise.Thenable<T8>, T9 | Promise.Thenable<T9>, T10 | Promise.Thenable<T10>]): Promise<[T1, T2, T3, T4, T5, T6, T7, T8, T9, T10]>;
+  static all <T1, T2, T3, T4, T5, T6, T7, T8, T9> (values: [T1 | Promise.Thenable<T1>, T2 | Promise.Thenable<T2>, T3 | Promise.Thenable<T3>, T4 | Promise.Thenable <T4>, T5 | Promise.Thenable<T5>, T6 | Promise.Thenable<T6>, T7 | Promise.Thenable<T7>, T8 | Promise.Thenable<T8>, T9 | Promise.Thenable<T9>]): Promise<[T1, T2, T3, T4, T5, T6, T7, T8, T9]>;
+  static all <T1, T2, T3, T4, T5, T6, T7, T8> (values: [T1 | Promise.Thenable<T1>, T2 | Promise.Thenable<T2>, T3 | Promise.Thenable<T3>, T4 | Promise.Thenable <T4>, T5 | Promise.Thenable<T5>, T6 | Promise.Thenable<T6>, T7 | Promise.Thenable<T7>, T8 | Promise.Thenable<T8>]): Promise<[T1, T2, T3, T4, T5, T6, T7, T8]>;
+  static all <T1, T2, T3, T4, T5, T6, T7> (values: [T1 | Promise.Thenable<T1>, T2 | Promise.Thenable<T2>, T3 | Promise.Thenable<T3>, T4 | Promise.Thenable <T4>, T5 | Promise.Thenable<T5>, T6 | Promise.Thenable<T6>, T7 | Promise.Thenable<T7>]): Promise<[T1, T2, T3, T4, T5, T6, T7]>;
+  static all <T1, T2, T3, T4, T5, T6> (values: [T1 | Promise.Thenable<T1>, T2 | Promise.Thenable<T2>, T3 | Promise.Thenable<T3>, T4 | Promise.Thenable <T4>, T5 | Promise.Thenable<T5>, T6 | Promise.Thenable<T6>]): Promise<[T1, T2, T3, T4, T5, T6]>;
+  static all <T1, T2, T3, T4, T5> (values: [T1 | Promise.Thenable<T1>, T2 | Promise.Thenable<T2>, T3 | Promise.Thenable<T3>, T4 | Promise.Thenable <T4>, T5 | Promise.Thenable<T5>]): Promise<[T1, T2, T3, T4, T5]>;
+  static all <T1, T2, T3, T4> (values: [T1 | Promise.Thenable<T1>, T2 | Promise.Thenable<T2>, T3 | Promise.Thenable<T3>, T4 | Promise.Thenable <T4>]): Promise<[T1, T2, T3, T4]>;
+  static all <T1, T2, T3> (values: [T1 | Promise.Thenable<T1>, T2 | Promise.Thenable<T2>, T3 | Promise.Thenable<T3>]): Promise<[T1, T2, T3]>;
+  static all <T1, T2> (values: [T1 | Promise.Thenable<T1>, T2 | Promise.Thenable<T2>]): Promise<[T1, T2]>;
+  static all <T1> (values: [T1 | Promise.Thenable<T1>]): Promise<[T1]>;
+  static all <TAll> (values: Array<TAll | Promise.Thenable<TAll>>): Promise<TAll[]>;
+
+  /**
+   * Make a Promise that fulfills when any item fulfills, and rejects if any item rejects.
+   */
+  static race <R> (promises: (R | Promise.Thenable<R>)[]): Promise<R>;
+}
+
+declare namespace Promise {
+  export interface Thenable <R> {
+    then <U> (onFulfilled?: (value: R) => U | Thenable<U>, onRejected?: (error: any) => U | Thenable<U>): Thenable<U>;
+    then <U> (onFulfilled?: (value: R) => U | Thenable<U>, onRejected?: (error: any) => void): Thenable<U>;
+  }
+}
+
+export = Promise;