Merge pull request #1451 from mjblack/vsphere_create_folder

Added request create_folder for vsphere compute.

lib/fog/vsphere/compute.rb

@@ -59,6 +59,7 @@ module Fog
       request :vm_reconfig_memory
       request :vm_reconfig_cpus
       request :vm_config_vnc
+      request :create_folder
 
       module Shared
 

lib/fog/vsphere/requests/compute/create_folder.rb

@@ -0,0 +1,22 @@
+module Fog
+  module Compute
+    class Vsphere
+      class Real
+        def create_folder(datacenter, path, name)
+          #Path cannot be nil but it can be an empty string
+          raise ArgumentError, "Path cannot be nil" if path.nil?
+
+          parent_folder = get_raw_vmfolder(path, datacenter)
+          begin
+            new_folder = parent_folder.CreateFolder(:name => name)
+            # output is cleaned up to return the new path
+            # new path will be path/name, example: "Production/Pool1"
+            new_folder.path.reject { |a| a.first.class == "Folder" }.collect { |a| a.first.name }.join("/").sub(/^\/?Datacenters\/#{datacenter}\/vm\/?/, '')
+          rescue => e
+            raise e, "failed to create folder: #{e}"
+          end
+        end
+      end
+    end
+  end
+end