'ajax-edit-category-error' => 'It was not possible to edit category "$1".
This usually occurs when the category has been added to the page in a template.',
'ajax-category-already-present' => 'This page already belongs to the category "$1"',
-'ajax-category-hook-error' => 'A local function prevented the changes from being saved',
-'ajax-api-error' => 'The API returned an error: $1: $2',
+'ajax-category-hook-error' => 'A local function prevented the changes from being saved.',
+'ajax-api-error' => 'The API returned an error: $1: $2.',
);