Add config files in any components folder (#1878)

* add config files in any components folder
* all test run option ft and option to skip build and run only test

ng2-components/ng2-alfresco-datatable/config/custom-loaders/license-check.js

@@ -0,0 +1,67 @@
+var path = require('path');
+var loaderUtils = require('loader-utils');
+var fs = require('fs');
+
+var licenseFileUtf8Store = undefined;
+
+function readLicenseHeaderFile(licenseFilePath) {
+    if (licenseFileUtf8Store) {
+        return licenseFileUtf8Store;
+    }
+
+    if (fs.existsSync(licenseFilePath)) {
+        licenseFileUtf8Store = fs.readFileSync(licenseFilePath, 'utf8').split(/\r?\n/);
+        return licenseFileUtf8Store;
+    }
+
+    throw new Error('The license header file path is wrong ' + licenseFilePath);
+}
+
+function isFileEmpty(fileContents) {
+    return fileContents.toString('utf8').trim() === '';
+}
+
+function readCurrentFile(fileContent) {
+    return fileContent.toString('utf8').split(/\r?\n/);
+}
+
+function isLicenseHeaderPresent(currentFileContent, licenseFilePath) {
+    if (!isFileEmpty(currentFileContent)) {
+        var currentFileUtf8 = readCurrentFile(currentFileContent),
+            licenseFileUtf8 = readLicenseHeaderFile(licenseFilePath);
+            skipStrict = 0;
+
+        if(currentFileUtf8[0] === '"use strict";' ) {
+            skipStrict = 1;
+        }
+
+        for (var i = skipStrict; i < licenseFileUtf8.length; i++) {
+            if (currentFileUtf8[i + skipStrict] !== licenseFileUtf8[i]) {
+                return false;
+            }
+        }
+    }
+    return true;
+}
+
+function report(hasHeader, emitter, filename) {
+  if (hasHeader) return;
+  emitter('Missing license header file : ' + filename);
+}
+
+function licenseCheck(webpackInstance, input, options) {
+    var isLicensePresent =  isLicenseHeaderPresent(input, options.licenseFile);
+
+    var emitter = options.emitErrors ? webpackInstance.emitError : webpackInstance.emitWarning;
+
+    report(isLicensePresent, emitter, webpackInstance.resourcePath);
+}
+
+module.exports = function(input, map) {
+  this.cacheable && this.cacheable();
+  var callback = this.async();
+
+  var options = loaderUtils.getOptions(this);
+  licenseCheck(this, input, options);
+  callback(null, input, map);
+};