Refactor UI Build System (#3203)

* initial build trial, clean up awx/ui

* fix hardcoded refs to ng-toast, add jshint preloader

* remove browserify test

* update grunt-jshint -> jshint module loader, browser-sync, update dev targets to build-docker-machine & build-docker-cid, fix blocking tasks

* less autoprefixer

* sample build commands

* fix release build

* update README

* karma config stub

* webpack config for karma tests

* karma preview for shane

* fix build-docker-machine target

* karma+webpack test pipeline configuration, stub tests

* fix smart/job status icons classes

* fix jquery + jsyaml shims, fix LESS cascade

* fix angular-codemirror dependency, explicitly import style/mode dependencies

* shim jsonlint

* fix angular-scheduler AMD imports, remove jquuery-ui shim, fix release config

* use closed $.fn.datepicker for system-tracking

* remove packaging/node/

* remove old tests

* shrinkwrap fragile dependency sandcastle, update README, lint

* first pass at fixing rrule shim

* update makefile targets

* update gitignore w/ new flag file

* add saucelabs karma config

* add license controller test

* add examples of service and directive tests

* Makefile flubs

* consolidate clean-ui target, compulsively update flag file location

* dep on CJS/AMD/UMD compatible version of rrule lib, fix example tests/config for demo

* boilerplate karma config for saucelabs (should be abstracted to common config after proven to work)

* update docs

* docs feedback

* update Dockerfile with Node 6.x dep

awx/ui/karma.conf.js

@@ -0,0 +1,91 @@
+var path = require('path'),
+    webpack = require('webpack');
+
+module.exports = function(config) {
+    config.set({
+        autoWatch: true,
+        colors: true,
+        logLevel: config.LOG_INFO,
+        browsers: ['Chrome', 'Firefox'],
+        coverageReporter: {
+            reporters: [
+                { type: 'html', subdir: 'html' }
+            ]
+        },
+        frameworks: [
+            'jasmine',
+        ],
+        reporters: ['progress', 'coverage'],
+        files: [
+            './client/src/app.js',
+            './node_modules/angular-mocks/angular-mocks.js',
+            { pattern: './tests/**/*-test.js' },
+        ],
+        preprocessors: {
+            './client/src/app.js': ['webpack', 'sourcemap'],
+            './tests/**/*-test.js': ['webpack', 'sourcemap'],
+        },
+        webpack: {
+            plugins: [
+                // Django-provided definitions
+                new webpack.DefinePlugin({
+                    $basePath: '/static/'
+                }),
+                // vendor shims:
+                // [{expected_local_var : dependency}, ...]
+                new webpack.ProvidePlugin({
+                    $: 'jquery',
+                    jQuery: 'jquery',
+                    'window.jQuery': 'jquery',
+                    _: 'lodash',
+                    'CodeMirror': 'codemirror',
+                    '$.fn.datepicker': 'bootstrap-datepicker'
+                })
+            ],
+            module: {
+                loaders: [{
+                        test: /\.angular.js$/,
+                        loader: 'expose?angular'
+                    },
+
+                    {
+                        test: /\.js$/,
+                        loader: 'babel-loader',
+                        include: [path.resolve() + '/tests/'],
+                        exclude: '/(node_modules)/',
+                        query: {
+                            presets: ['es2015']
+                        }
+                    }, {
+                        test: /\.js$/,
+                        loader: 'babel-istanbul',
+                        include: [path.resolve() + '/client/src/'],
+                        exclude: '/(node_modules)/',
+                        query: {
+                            presets: ['es2015']
+                        }
+                    }
+                ]
+            },
+            resolve: {
+                root: [],
+                modulesDirectory: ['node_modules'],
+                alias: {
+                    'jquery.resize': path.resolve() + '/node_modules/javascript-detect-element-resize/jquery.resize.js',
+                    'select2': path.resolve() + '/node_modules/select2/dist/js/select2.full.js'
+                }
+            },
+            devtool: 'inline-source-map',
+            debug: true,
+            cache: true
+        },
+        webpackMiddleware: {
+            stats: {
+                colors: true
+            }
+        },
+        junitReporter: {
+            outputFile: 'coverage/test-results.xml'
+        }
+    });
+};