Source Mapping is not working on test debugging (#1931)

* coverage single components run fix

* remove spec.ts from coverage

* make the coverage and the istanbul-instrumenter-loader works only over the console test because a problem on the remapping for the browser test

* move tslint on the main folder of any component

* remove build:w from readme

* stop build tslint error also in spec files

* clear karma file from unnecessary files

* add set -f for build all script in order to accept *

* fix lint problem and failing tests

* fix failing test search component

* add loader test for viewer

* fix tslint error userinfo

* --max_old_space_size=2048 remove

* fix tslint error uploader unused EventEmitter

* remove spec|index|.*mock|.*model|.*event from coverage

ng2-components/ng2-alfresco-datatable/config/webpack.coverage.js

@@ -0,0 +1,22 @@
+const webpack = require('webpack');
+const webpackMerge = require('webpack-merge');
+const testConfig = require('./webpack.test.js');
+const helpers = require('./helpers');
+
+module.exports = webpackMerge(testConfig, {
+
+    module: {
+        rules: [
+            {
+                enforce: 'post',
+                test: /^(?!(.*spec|index|.*mock|.*model|.*event)).*\.ts?$/,
+                include: [helpers.root('src')],
+                loader: 'istanbul-instrumenter-loader',
+                exclude: [
+                    /node_modules/,
+                    /test/
+                ]
+            }
+        ]
+    }
+});