升级package包，更新readme

source/gulpfile.js

@@ -1,36 +1,29 @@
 'use strict';
-const gulp = require("gulp");
+const gulp = require('gulp');
+const { series, parallel } = require('gulp');
 const minify = require('gulp-minify');
-const inject = require("gulp-inject-string");
+const inject = require('gulp-inject-string');
 const ts = require('gulp-typescript');
 const merge = require('merge2');
 const tsProject = ts.createProject('tsconfig.json');
 
-gulp.task('buildJs', () => {
-    return tsProject.src()
-        .pipe(tsProject())
-        .js.pipe(inject.replace('var es;', ''))
-        .pipe(inject.prepend('window.es = {};\n'))
-        .pipe(inject.replace('var __extends =', 'window.__extends ='))
-        .pipe(minify({ ext: { min: ".min.js" } }))
-        .pipe(gulp.dest('./bin'));
-});
+function buildJs() {
+  return tsProject.src()
+    .pipe(tsProject())
+    .js.pipe(inject.replace('var es;', ''))
+    .pipe(inject.prepend('window.es = {};\n'))
+    .pipe(inject.replace('var __extends =', 'window.__extends ='))
+    .pipe(minify({ ext: { min: ".min.js" } }))
+    .pipe(gulp.dest('./bin'));
+}
 
-gulp.task("buildDts", ["buildJs"], () => {
-    return tsProject.src()
-        .pipe(tsProject())
-        // .dts.pipe(inject.append('import e = framework;'))
-        .pipe(gulp.dest('./bin'));
-});
+function buildDts() {
+  return tsProject.src()
+    .pipe(tsProject())
+    // .dts.pipe(inject.append('import e = framework;'))
+    .pipe(gulp.dest('./bin'));
+}
 
-gulp.task("copy", ["buildDts"], () => {
-    return gulp.src('bin/**/*');
-});
-
-gulp.task('build', ['copy'], () => {
-    return merge([
-        gulp.src('bin/*.js'),
-        gulp.src('bin/*.ts'),
-        gulp.src('bin/framework.d.ts')
-    ])
-});
+exports.buildJs = buildJs;
+exports.buildDts = buildDts;
+exports.build = series(buildJs, buildDts);