PROJECT

Install Node.js
Install check update: npm i -g npm-check-updates
Install gulp globally: npm i gulp -g
Install gulp in project folder: npm i gulp
Create gulp project (initialize): npm init
Fill the data (package.json appear in the project folder)
Install gulp with save dev (save package and version in package.json): npm i gulp --save-dev (folder 'node modules' appear in project folder)
Making catalogue structure (app, dist)
Filling app folder (css, fons, img, js, sass, libs)
Create 'index.html' in app
Create 'gulpfile.js' in project folder
Fillihg gulpfile.js: var gulp = require('gulp');
Making tasks (see example):
===========
gulp.task('mytask', function() {
	return gulp.src('source-files') //taking file
	.pipe(plugin()) //make somethimg
	.pipe(gulp.dest('folder')) //exit the result
});
===========
Plugin install example: npm i gulp-sass --save-dev
Include installed package in 'gulpfile.js': var sass = require('gulp-sass')
launch task: gulp 'task name'
Install BrowserSync: npm i browser-sync --save-dev
Install Bower: npm i -g bower (always globally)
Install JS: bower i jquery magnific-popup
Install packages: npm i gulp-concat gulp-uglifyjs
Install packages: npm i gulp-cssnano gulp-rename --save-dev
Install packages: npm i del