[SECURITY] Fedora 26 Update: jbig2dec-0.14-1.fc26

jbig2dec is a decoder implementation of the JBIG2 image compression format. JBIG2 is designed for lossy or lossless encoding of 'bilevel' 1-bit monochrome images at moderately high resolution, and in particular scanned paper documents. In this domain it is very efficient, offering compression...