libenca: new package

Extremely Naive Charset Analyser.

This package was originally found at : https://github.com/huceke/buildroot-rbp
By gimli <ebsi4711@gmail.com>

Signed-off-by: Maxime Hadjinlian <maxime.hadjinlian@gmail.com>
Cc: gimli <ebsi4711@gmail.com>
---
Changes v3 --> v4:
  - New patch against Makefile.am and do AUTORECONF (Thomas Petazzoni,
    Yann E. Morin)
  - Remove the uses of prefix by adding a patch which removes a hack in
    the configure.ac (Yann E. Morin)
Changes v2 --> v3:
  - Bump libenca to 1.15 (1.9 was 4 years ago)
  - Rework the whole libenca.mk file
  - Switch source to github
Changes v1 --> v2:
  - Rename patch files (Thomas Petazzoni)
  - Fix header of the mk files (Thomas Petazzoni)
  - Fix indent (Thomas Petazzoni)
  - Put LIBENCA_CONF_ENV on one line (Thomas Petazzoni)
xbmc: new package

XBMC is an award-winning free and open source (GPL) software media player and
entertainment hub for digital media.
This package was originally found at : https://github.com/huceke/buildroot-rbp
By gimli <ebsi4711@gmail.com>

Signed-off-by: Maxime Hadjinlian <maxime.hadjinlian@gmail.com>
Cc: gimli <ebsi4711@gmail.com>