For two reasons:
1) The important one: we hit the following bug when doing upstream version checks
on some webpages:
https://bugs.launchpad.net/beautifulsoup/+bug/1471755
2) Also, documentation for beautifulsoup states that memory usage and
speed is improved that way.
(Bitbake rev: 7546d4aeb3ba8fda9832081b84d93138dc5e58d6)
Signed-off-by: Alexander Kanavin <alexander.kanavin@linux.intel.com>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>