[poppler] Poppler 0.83.0 released

[Albert Astals Cid]

Available from
http://poppler.freedesktop.org/poppler-0.83.0.tar.xz

The tarball is signed at http://poppler.freedesktop.org/poppler-0.83.0.tar.xz.sig with my key
http://hkps.pool.sks-keyservers.net/pks/lookup?op=get&search=0xCA262C6C83DE4D2FB28A332A3A6A4DB839EAA6D7

Release 0.83.0:
core:
 * Improve when a file is recognized as Linearized
 * Improve const-ness of the code
 * Make code a bit more readable/maintanable
 * Fix uninitialized memory uses in broken files

utils:
 * pdffonts: Make code a bit more readable/maintanable
 * pdftohtml: Make code a bit more readable/maintanable

qt5:
 * Remove a bunch of unused internal functions
 * trUtf8 -> tr (less warnings)

build system:
 * make-glib-api-docs: switch to python3

This release was brought to you by Adriaan de Groot, Albert Astals Cid, Even Rouault, Oliver Sander and everyone else that filed bugs or helped with code reviews :)

Testing, patches and bug reports welcome.

Cheers,
  Albert