[poppler] Changes to 'better_object'

[Albert Astals Cid]

New branch 'better_object' available with the following commits:
commit 3c29ded4bee5eadb829ed46af2ec92be57b0077b
Author: Albert Astals Cid <aacid at kde.org>
Date:   Fri May 5 23:32:32 2017 +0200

    Make Object free itself on init and destruction
    
    Will make for a *much* easier way to code.
    
    Patches with more std::move coming on top.
    
    Most things seem to work though i'm pretty sure some things are broken.
    
    NEEDS TESTING