package/libplist: bump version

libplist has switched to using autotools, so remove our cmake-related
patches.

Completely disable Python bindings:
  - it requires cython, which we do not have packaged (so far)
  - the only user of libplist is XBMC, which does not need the Python
    bindings.

Signed-off-by: "Yann E. MORIN" <yann.morin.1998@free.fr>
Cc: Maxime Hadjinlian <maxime.hadjinlian@gmail.com>
Cc: Samuel Martin <s.martin49@gmail.com>
Tested-by: Maxime Hadjinlian <maxime.hadjinlian@gmail.com>
Signed-off-by: Thomas Petazzoni <thomas.petazzoni@free-electrons.com>