MT#5215 Add libjson-pointer-perl + libjson-types-perl to Depends

New dependencies:

* libjson-pointer-perl
* libjson-types-perl

Backported the following packages for Debian/wheezy (either
manually packaging or by copying/rebuilding from Debian/jessie if
present):

* libclass-accessor-lite-perl
* libjson-pointer-perl
* libjson-types-perl

Note regarding libjson-pointer-perl backport:

* Replaced dependency on liburi-perl (>= 3.31) with unversioned dependency.
* Replaced dependency on Module::Build 0.4003 with unversioned dependency in upstream files.