poppler security and bug fix update

0.5.4-4.4.el54.11 - Fixes various flaws addressed in bugs 526637, 526893 and 526915 which were tracked in 527403. - Resolves: 527403 0.5.4-4.4.el54.10 - Add poppler-0.5.4-JBIG2-segment-reading.patch to fix reading of arithmetically encoded JBIG2 images with unknown length. - Resolves: 528147...