Change public path

This is one of multiple public path edits. For simplified usability, I am integrating the public Laravel directory into the root directory. 

This edit is part of moving everything from root/public to root.

mix-manifest.json

@@ -0,0 +1,4 @@
+{
+    "/js/app.js": "/js/app.js",
+    "/css/app.css": "/css/app.css"
+}