[SCM] Debian packaging of libjson-perl branch, master, updated. debian/2.53-2-4-g7a0d81b

[Xavier Guimard]

The following commit has been merged in the master branch:
commit 919d1a3de4fe56530086133f63e9a4fe74c0f23e
Merge: 81c5a33a7cad1cce031999a557182ce1e3db9983 90c6afcee31bc5f7412b34097282f463c655076c
Author: Xavier Guimard <x.guimard at free.fr>
Date:   Mon Apr 8 13:07:37 2013 +0200

    Merge tag 'upstream/2.57'
    
    Upstream version 2.57


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Debian packaging of libjson-perl