wip: update installation and add readme details

Vagrantfile

@@ -39,6 +39,9 @@ Vagrant.configure("2") do |config|
   # your network.
   config.vm.network "public_network"
 
+  config.ssh.forward_x11 = true
+  config.ssh.forward_agent = true
+
   # Share an additional folder to the guest VM. The first argument is
   # the path on the host to the actual folder. The second argument is
   # the path on the guest to mount the folder. And the optional third
@@ -49,13 +52,18 @@ Vagrant.configure("2") do |config|
   # backing providers for Vagrant. These expose provider-specific options.
   # Example for VirtualBox:
   #
-  # config.vm.provider "virtualbox" do |vb|
-  #   # Display the VirtualBox GUI when booting the machine
-  #   vb.gui = true
-  #
-  #   # Customize the amount of memory on the VM:
-  #   vb.memory = "1024"
-  # end
+  config.vm.provider "virtualbox" do |vb|
+    # Display the VirtualBox GUI when booting the machine
+    # vb.gui = true
+     vb.customize [
+       "modifyvm", :id,
+       "--audio", "coreaudio",
+       "--audiocontroller", "hda"
+     ]
+
+    # Customize the amount of memory on the VM:
+    vb.memory = "1024"
+  end
   #
   # View the documentation for the provider you are using for more
   # information on available options.