[ADF-1434] Theming ADF component (#2228)

* start custom theming adf

* demo shell cleaning

* login mdl cleaning

* uploader mdl cleaning

* prebuilt themes

* theme picker in demo shell

* clean custom colors and mdl

* fix rebase errors

* theming from color style guide

* dev default theme orange purple

* fix color accent inverted in picker

* fix test and add colors classes

* fix tag component theming issues

* fix datatable theming

* add theming guides

demo-shell-ng2/config/webpack.common.js

@@ -65,7 +65,6 @@ module.exports = {
             },
             {
                 test: /\.scss$/,
-                include: [helpers.root('app'), helpers.root('../ng2-components')],
                 use: [{
                     loader: "to-string-loader"
                 }, {
@@ -75,8 +74,7 @@ module.exports = {
                     options: {
                         includePaths: [path.resolve(__dirname, '../../ng2-components/ng2-alfresco-core/styles')]
                     }
-                }],
-                exclude: [/node_modules/, /bundles/, /dist/, /demo/]
+                }]
             },
             {
                 test: /\.(png|jpe?g|gif|svg|woff|woff2|ttf|eot|ico)$/,