[glesys|compute] add reboot and compute test params

This commit adds the reboot feature as well as updated get() call and
compute test parameters to be able to run server tests

lib/fog/glesys/compute.rb

@@ -21,6 +21,7 @@ module Fog
       request :server_details
       request :server_status
       request :start
+      request :reboot
       request :stop
       # Templates
       request :template_list

lib/fog/glesys/models/compute/server.rb

@@ -40,6 +40,11 @@ module Fog
           connection.stop(:serverid => identity)
         end
 
+        def reboot
+          requires :identity
+          connection.reboot(:serverid => identity)
+        end
+
         def destroy
           requires :identity
           connection.destroy(:serverid => identity, :keepip => keepip)

lib/fog/glesys/models/compute/servers.rb

@@ -16,8 +16,11 @@ module Fog
 
         def get(identifier)
           return nil if identifier.nil? || identifier == ""
+
+          begin
             details = connection.server_details(identifier).body['response']
             status  = connection.server_status(identifier).body['response']
+
             if details.empty? || status.empty?
               nil
             else
@@ -25,6 +28,9 @@ module Fog
               details['server'].merge!(status['server'])
               new(details['server'])
             end
+          rescue
+            return nil
+          end
         end
 
       end

lib/fog/glesys/requests/compute/reboot.rb

@@ -0,0 +1,14 @@
+module Fog
+  module Compute
+    class Glesys
+      class Real
+
+        def reboot(param)
+          request("/server/reboot", param)
+        end
+      end
+
+    end
+  end
+end
+

tests/compute/helper.rb

@@ -44,6 +44,10 @@ def compute_providers
       :mocked => true
     },
     :glesys   => {
+      :server_attributes => {
+        :rootpassword  => "secret_password_#{Time.now.to_i}",
+        :hostname      => "fog.example#{Time.now.to_i}.com"
+      },
       :mocked => false
     },
     :hp       => {