Add additional properties to virtualbox

- No Sound
- Display Memory
- Clipboard and drag&drop
- Other hardware glips

Vagrantfile

@@ -108,6 +108,14 @@ Vagrant.configure("2") do |config|
     v.customize ["modifyvm", :id, "--cpus", vvv_config['vm_config']['cores']]
     v.customize ["modifyvm", :id, "--natdnshostresolver1", "on"]
     v.customize ["modifyvm", :id, "--natdnsproxy1", "on"]
+    v.customize ["setextradata", "global", "GUI/MaxGuestResolution", "any"]
+    v.customize ["setextradata", :id, "CustomVideoMode1", "1024x768x32"]
+    v.customize ["modifyvm", :id, "--ioapic", "on"]
+    v.customize ["modifyvm", :id, "--rtcuseutc", "on"]
+    v.customize ["modifyvm", :id, "--accelerate3d", "on"]
+    v.customize ["modifyvm", :id, "--clipboard", "bidirectional"]
+    v.customize ["modifyvm", :id, "--audio", "none"]
+    v.customize ["modifyvm", :id, "--draganddrop", "hosttoguest"]
 
     # Set the box name in VirtualBox to match the working directory.
     vvv_pwd = Dir.pwd