refactor: add flow comment to the top of decl files (#212)

decl/ansi-regex.js

@@ -1,3 +1,4 @@
+// @flow
 declare module 'ansi-regex' {
   declare function ansiregex(): RegExp;
   declare var exports: ansiregex;

decl/bluebird.js

@@ -1,3 +1,4 @@
+// @flow
 declare module 'bluebird' {
   declare var exports: typeof Promise;
 }

decl/chalk.js

@@ -1,3 +1,4 @@
+// @flow
 declare module 'chalk' {
   declare function cyan(source: string): string;
   declare function dim(source: string): string;

decl/cluster.js

@@ -1,3 +1,4 @@
+// @flow
 import { EventEmitter } from 'events';
 
 declare module 'cluster' {

decl/events.js

@@ -1,3 +1,4 @@
+// @flow
 declare module 'events' {
   declare class EventEmitter {
     static listenerCount(emitter: EventEmitter, event: string): number;

decl/http.js

@@ -1,3 +1,4 @@
+// @flow
 import {
   Server as http$Server,
   IncomingMessage as http$IncomingMessage,

decl/inflection.js

@@ -1,3 +1,4 @@
+// @flow
 declare module 'inflection' {
   declare function camelize(source: string, lower: boolean): string;
   declare function classify(source: string): string;

decl/misc.js

@@ -1,3 +1,4 @@
+// @flow
 import type { Model } from '../src/packages/database';
 import type Controller from '../src/packages/controller';
 import type Serializer from '../src/packages/serializer';

decl/moment.js

@@ -1,3 +1,4 @@
+// @flow
 declare module 'moment' {
   declare class Moment {
     format(format: string): string;

decl/rollup.js

@@ -1,3 +1,4 @@
+// @flow
 type rollupOptions = {
   entry: string;
   onwarn?: Function;

decl/watchman.js

@@ -1,3 +1,4 @@
+// @flow
 declare module 'fb-watchman' {
   declare class Client {
     on(event: string, listener: Function): Client;