Adding hyperv provider to Vagrantfile for Windows 10 Insider

vagrantfile-windows_10.template

@@ -55,4 +55,10 @@ Vagrant.configure("2") do |config|
         v.vmx["scsi0.virtualDev"] = "lsisas1068"
         v.enable_vmrun_ip_lookup = false
     end
+
+    config.vm.provider "hyperv" do |v|
+        v.cpus = 2
+        v.maxmemory = 2048
+        v.differencing_disk = true
+    end
 end