Merge pull request #78 from jonludlam/master

Update to latest buildroot packages
Merge pull request #79 from jonludlam/master

Fixes
Merge pull request #80 from jonludlam/master

Remove more conflicts, and remove a requires for something that's not be...
Merge pull request #81 from jonludlam/master

More removal of Requires where the XS build system is poorly factored.
Patch1, not 0.

Signed-off-by: Jon Ludlam <jonathan.ludlam@citrix.com>