Merge pull request 'Document script that creates VMs' (#604) from feature/244-document_creating_vm into master

Reviewed-on: #604
Reviewed-by: Râu Cao <raucao@kosmos.org>

site-cookbooks/kosmos_kvm/README.md

@@ -1,4 +1,14 @@
 # kosmos_kvm
 
-TODO: Enter the cookbook description here.
+## Create a new VM
 
+A script is deployed by the `host` recipe to `/usr/local/sbin/create_vm`
+
+### Usage
+
+```
+create_vm VMNAME RAM CPUS DISKSIZE
+```
+
+* `RAM` in megabytes
+* `DISKSIZE` in gigabytes, defaults to 10