Upgrade libs

Author: anurag

package.json

@@ -14,7 +14,7 @@
         "bootstrap": "^4.1.0",
         "cross-env": "^5.1",
         "jquery": "^3.2",
-        "laravel-mix": "^4.0.7",
+        "laravel-mix": "^5.0.0",
         "lodash": "^4.17.5",
         "popper.js": "^1.12",
         "resolve-url-loader": "^2.3.1",