diff --git a/dist/core/utils.js b/dist/core/utils.js
new file mode 100644
index 0000000..cc2f09a
--- /dev/null
+++ b/dist/core/utils.js
@@ -0,0 +1,18 @@
+var Utils = (function () {
+    function Utils() {
+    }
+    Utils.isArgv = function (arg) {
+        return process.argv.indexOf("--" + arg) >= 0 ? true : false;
+    };
+    Utils.merge_options = function (obj1, obj2) {
+        var obj3 = {};
+        for (var attrname in obj1) {
+            obj3[attrname] = obj1[attrname];
+        }
+        for (var attrname in obj2) {
+            obj3[attrname] = obj2[attrname];
+        }
+        return obj3;
+    };
+    return Utils;
+}());
diff --git a/package.json b/package.json
index 408efb5..701b5f6 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,7 @@
 {
   "name": "webpack-auto-inject-version",
-  "version": "0.1.0",
+  "version": "0.1.1",
+  "repository": "radswiat/webpack-auto-inject-version",
   "description": "Webpack plugin for auto inject version from package.json",
   "main": "dist/main.js",
   "scripts": {
diff --git a/src/core/utils.ts b/src/core/utils.ts
new file mode 100644
index 0000000..edd7a88
--- /dev/null
+++ b/src/core/utils.ts
@@ -0,0 +1,20 @@
+class Utils{
+
+    static isArgv(arg) {
+        return process.argv.indexOf(`--${arg}`) >= 0 ? true : false;
+    }
+
+    /**
+     * Overwrites obj1's values with obj2's and adds obj2's if non existent in obj1
+     * @param obj1
+     * @param obj2
+     * @returns obj3 a new object based on obj1 and obj2
+     */
+    static merge_options(obj1,obj2){
+        var obj3 = {};
+        for (var attrname in obj1) { obj3[attrname] = obj1[attrname]; }
+        for (var attrname in obj2) { obj3[attrname] = obj2[attrname]; }
+        return obj3;
+    }
+
+}
\ No newline at end of file