security: Don't allow non-root user to dump or restore any caps bits

There can be a more sophisticated security policy, but right now
generic non-root user doesn't have any bits in there, so requiring
them to be zero is a sane starting point.

Signed-off-by: Pavel Emelyanov <xemul@parallels.com>
show: Compact output of zeroes in long repeated fields

Signed-off-by: Pavel Emelyanov <xemul@parallels.com>
criu: Version 0.8 release

As planned, this was bugfix-mainly release. However, some new
features were added. Looking forward the v1.0 release :)

Signed-off-by: Pavel Emelyanov <xemul@parallels.com>