The license file changes from README to README.rst, and the lines which
contains license info is from 1 to 20. The license is still Apache-2.0.
(From OE-Core rev: ef60510204013957d3aea3108ccd5fee72825293)
Signed-off-by: Robert Yang <liezhi.yang@windriver.com>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>