* rule-editor.c (rule_add): Change dialog from OK/Cancel to
Cancel/OK to match HIG.
(rule_edit): Likewise.
(rule_editor_construct): Likewise.
* rule-context.c (rule_context_add_rule_gui): Change dialog from
OK/Cancel to Cancel/OK to match HIG.
* filter-datespec.c (button_clicked): Change dialog from OK/Cancel
to Cancel/OK to match HIG.
svn path=/trunk/; revision=19470