-Upgrade from python-decorator_4.3.0.bb to python-decorator_4.4.0.bb.
-Upgrade from python3-decorator_4.3.0.bb to python3-decorator_4.4.0.bb.
-License-Update: Copyright year updated to 2018.
Signed-off-by: Zang Ruochen <zangrc.fnst@cn.fujitsu.com>
Signed-off-by: Khem Raj <raj.khem@gmail.com>