[MIG] Make modules uninstallable

Author: pedrobaeza

mass_editing/__openerp__.py

@@ -45,7 +45,7 @@
         "security/ir.model.access.csv",
         'views/mass_editing_view.xml',
     ],
-    'installable': True,
+    'installable': False,
     'application': True,
     'auto_install': False,
 }