Show 'Translate view' plugin to granted users only

Only users with read and write access on translation should have access to the
plugin.

issue4250
review13611002

tryton/plugins/translation/__init__.py

@@ -1,8 +1,10 @@
 #This file is part of Tryton.  The COPYRIGHT file at the top level of
 #this repository contains the full copyright notices and license terms.
-from tryton.gui.window import Window
 import gettext
 
+from tryton.gui.window import Window
+from tryton.common import MODELACCESS
+
 _ = gettext.gettext
 
 
@@ -14,6 +16,10 @@ def translate_view(datas):
 
 
 def get_plugins(model):
-    return [
-        (_('Translate view'), translate_view),
-    ]
+    access = MODELACCESS['ir.translation']
+    if access['read'] and access['write']:
+        return [
+            (_('Translate view'), translate_view),
+            ]
+    else:
+        return []