Import of original licence from OpenPli

This repository is an excerpt of this repository: http://sourceforge.net/p/openpli/openpli-oe-core/ci/master/tree/
 / git://git.code.sf.net/p/openpli/openpli-oe-core openpli-openpli-oe-core


Signed-off-by: Christian Ege <k4230r6@gmail.com>