live555: bump to version 2014.11.01

Also add a hash file. Upstream provides md5 only, so add a locally generated
sha256.

Signed-off-by: Baruch Siach <baruch@tkos.co.il>
Reviewed-by: "Yann E. MORIN" <yann.morin.1998@free.fr>
Signed-off-by: Peter Korsgaard <peter@korsgaard.com>