4.9.1 ===== - Open docs.xfce.org when Help in xfce4-about is clicked. - Cache header icons and avoid large icons in XfceTitledDialog. - Restore glade directory information in .pc file. - Update translator credits. - Translation updates (ar, ca, cs, da, de, es, eu, fi, fr, hu, id, it, kk, ko, lt, nl, nn, pt, pt_BR, ru, sk, te, tr, uk, zh_CN, zh_TW).