[poppler] Three patches

[Albert Astals Cid]

Hi, would you guys please review the patches at

https://bugs.freedesktop.org/show_bug.cgi?id=3586
https://bugs.freedesktop.org/show_bug.cgi?id=3728
https://bugs.freedesktop.org/show_bug.cgi?id=3750

If noone oposes i'll commit them next Wednesday.

Albert

		
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