Rename MSDOS to MBR

This commit rename partition table type MSDOS to MBR in the front-end.

At the back-end ogCP still uses MSDOS string because ogClient scripts
(aka cloning engine) expects it.

ogcp/forms/action_forms.py

@@ -61,7 +61,7 @@ class SetupForm(FlaskForm):
     ips = HiddenField()
     disk = HiddenField()
     disk_type = SelectField(label=_l('Type'),
-                            choices=[('MSDOS', 'MSDOS'),
+                            choices=[('MSDOS', 'MBR'),
                                      ('GPT', 'GPT')])
     partitions = FieldList(FormField(PartitionForm),
                            min_entries=1,

ogcp/views.py

@@ -581,6 +581,8 @@ def action_client_info():
     images = r.json()['images']
 
     setup = get_client_setup(ips)
+    if setup and setup[0].get('code') == 'MSDOS':
+        setup[0]['code'] = 'MBR'
 
     for entry in setup:
         if images and entry['image'] != 0: