Как в gulp выполнить таски по очередно?

'use strict'; 
 
var gulp = require('gulp'), 
		watch = require('gulp-watch'), 
		plumber = require('gulp-plumber'), 
		prefixer = require('gulp-autoprefixer'), 
		uglify = require('gulp-uglify'), 
		sass = require('gulp-sass'), 
		sourcemaps = require('gulp-sourcemaps'), 
		fileinclude = require('gulp-file-include'), 
		cssmin = require('gulp-minify-css'), 
		imagemin = require('gulp-imagemin'), 
		pngquant = require('imagemin-pngquant'), 
		rimraf = require('rimraf'), 
		browserSync = require("browser-sync"), 
		rename = require('gulp-rename'), 
		spritesmith  = require('gulp.spritesmith'), 
		reload = browserSync.stream; 
 
var path = { 
	dist: { 
		html: 'dist/', 
		js: 'dist/js/', 
		css: 'dist/css/', 
		img: 'dist/img/', 
		fonts: 'dist/fonts/' 
	}, 
	app: { 
		html: 'app/*.html', 
		js: 'app/js/main.js', 
		style: 'app/scss/main.scss', 
		sprite: 'app/img/sprite/*.*', 
		img: 'app/img/**/*.*', 
		fonts: 'app/fonts/**/*.*', 
	}, 
	watch: { 
		html: 'app/**/*.html', 
		js: 'app/js/**/*.js', 
		style: 'app/scss/**/*.scss', 
		img: 'app/img/**/*.*', 
		sprite: 'app/img/sprite/*.*', 
		fonts: 'app/fonts/**/*.*' 
	}, 
	ignoreFile: { 
		img: '!app/img/sprite/**' 
	}, 
	export: { 
		img: 'app/img/', 
		style: 'app/scss/imports/' 
	}, 
	spriteTemplate: 'sass.template.mustache', 
	clean: './dist' 
}; 
 
var config = { 
	server: { 
		baseDir: "./dist" 
	}, 
	// tunnel: true, 
	host: "178.150.110.97", 
	notify: false, 
	logPrefix: "Frontend_Devil" 
}; 
 
gulp.task('webserver', function () { 
	browserSync(config); 
}); 
 
gulp.task('clean', function (cb) { 
	rimraf(path.clean, cb); 
}); 
 
gulp.task('html:dist', function () { 
	gulp.src(path.app.html) 
	.pipe(plumber()) 
	.pipe(fileinclude({ 
		prefix: '@@', 
		basepath: '@file' 
	})) 
	.pipe(gulp.dest(path.dist.html)) 
	.pipe(reload()); 
}); 
 
gulp.task('js:dist', function () { 
	gulp.src(path.app.js) 
	.pipe(plumber()) 
	.pipe(fileinclude({ 
		prefix: '@@', 
		basepath: '@file' 
	})) 
	.pipe(sourcemaps.init()) 
	.pipe(sourcemaps.write()) 
	.pipe(gulp.dest(path.dist.js)) 
	.pipe(uglify()) 
	.pipe(sourcemaps.write()) 
	.pipe(rename({suffix: '.min', prefix : ''})) 
	.pipe(gulp.dest(path.dist.js)) 
	.pipe(reload()); 
}); 
 
gulp.task('style:dist', function () { 
	gulp.src(path.app.style)  
	.pipe(plumber()) 
	.pipe(sourcemaps.init()) 
	.pipe(sass({ 
		sourceMap: true, 
		errLogToConsole: true 
	})) 
	.pipe(prefixer()) 
	.pipe(sourcemaps.write()) 
	.pipe(gulp.dest(path.dist.css)) 
	.pipe(cssmin()) 
	.pipe(sourcemaps.write()) 
	.pipe(rename({suffix: '.min', prefix : ''})) 
	.pipe(gulp.dest(path.dist.css)) 
	.pipe(reload()); 
}); 
 
gulp.task('image:dist', function () { 
	gulp.src([path.ignoreFile.img, path.app.img]) 
	.pipe(plumber()) 
	.pipe(imagemin({ 
		progressive: true, 
		svgoPlugins: [{removeViewBox: false}], 
		use: [pngquant()], 
		interlaced: true 
	})) 
	.pipe(gulp.dest(path.dist.img)) 
	.pipe(reload()); 
}); 
 
gulp.task('sprite:dist', function () { 
	var spriteData = 
		gulp.src(path.app.sprite) 
		.pipe(spritesmith({ 
			imgName: 'sprite.png', 
			cssName: '_sprite.scss', 
			cssFormat: 'scss', 
			algorithm: 'binary-tree', 
			cssTemplate: path.spriteTemplate, 
			cssVarMap: function(sprite) { 
				sprite.name = 's-' + sprite.name 
			} 
		})); 
		spriteData.img.pipe(gulp.dest(path.export.img)); 
		spriteData.css.pipe(gulp.dest(path.export.style)); 
}); 
 
gulp.task('fonts:dist', function() { 
	gulp.src(path.app.fonts) 
	.pipe(gulp.dest(path.dist.fonts)) 
}); 
 
gulp.task('dist', [ 
	'html:dist', 
	'js:dist', 
	'sprite:dist', 
	'style:dist', 
	'fonts:dist', 
	'image:dist' 
	]); 
 
gulp.task('watch', function(){ 
	watch(path.watch.html, function(event, cb) { 
		gulp.start('html:dist'); 
	}); 
	watch(path.watch.style, function(event, cb) { 
		gulp.start('style:dist'); 
	}); 
	watch(path.watch.js, function(event, cb) { 
		gulp.start('js:dist'); 
	}); 
	watch([path.ignoreFile.img, path.watch.img], function(event, cb) { 
		gulp.start('image:dist'); 
	}); 
	watch(path.watch.sprite, function(event, cb) { 
		gulp.start('sprite:dist'); 
	}); 
	watch(path.watch.fonts, function(event, cb) { 
		gulp.start('fonts:dist'); 
	}); 
}); 
 
gulp.task('default', ['dist', 'webserver', 'watch']);