build - setup - 1

// import modules

// gulp build tool
var gulp = require('gulp');
// notify displays error notifications
var notify = require('gulp-notify');
// vinyl source returns a stream to the given file
var source = require('vinyl-source-stream');
// browserify bundles Node modules for use in the browser
var browserify = require('browserify');
// babelify compiles ES6 javascript to browser-compatible javascript
var babelify = require('babelify');
// ngannotate loads dependencies to our Angular files
var ngAnnotate = require('browserify-ngannotate');
// browserSync loads code to the browser so when we are developing and save, our page reloads
// with our changes.
var browserSync = require('browser-sync').create();
// rename renames files
var rename = require('gulp-rename');
// produces a cache of our html to be served to the browser
var templateCache = require('gulp-angular-templatecache');
// minifies (similar to file compression) our javascript so pages load faster
var uglify = require('gulp-uglify');
// merge filestreams together
var merge = require('merge-stream');