Fix possible header duplicates when using additional headers (#1489033)

Aleksander Machniak

2013-04-03 99edf8699a1b79cdb4a2398680f8f4e97292e2f3

1
tinyMCE.addI18n('cs.paste_dlg',{"word_title":"Pou\u017eijte CTRL+V pro vlo\u017een\u00ed textu do okna.","text_linebreaks":"Zachovat zalamov\u00e1n\u00ed \u0159\u00e1dk\u016f","text_title":"Pou\u017eijte CTRL+V pro vlo\u017een\u00ed textu do okna."});