Synchronize system-info Api : up to Tizen 3.0

Signed-off-by: Baptiste DURAND <baptiste.durand@open.eurogiciel.org>
Update License information

Signed-off-by: Baptiste DURAND <baptiste.durand@open.eurogiciel.org>
Merge pull request #242 from eurogiciel-oss/dev_baillaw

Synchronize system-info Api : up to Tizen 3.0