Add further tweaks to comments and variable names for license variable change.
(From OE-Core rev: 4125d86f1d3adc53230c02bce4bab46b8c21116f)
Signed-off-by: Saul Wold <saul.wold@windriver.com>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>