Tweaked gitignore

gitignore removed all composer and npm files, so automated builds would fail

conf/site/node_modules/webpack/lib/MultiModuleFactory.js

@@ -0,0 +1,23 @@
+/*
+	MIT License http://www.opensource.org/licenses/mit-license.php
+	Author Tobias Koppers @sokra
+*/
+"use strict";
+
+const { Tapable } = require("tapable");
+const MultiModule = require("./MultiModule");
+
+module.exports = class MultiModuleFactory extends Tapable {
+	constructor() {
+		super();
+		this.hooks = {};
+	}
+
+	create(data, callback) {
+		const dependency = data.dependencies[0];
+		callback(
+			null,
+			new MultiModule(data.context, dependency.dependencies, dependency.name)
+		);
+	}
+};