Bump library version to 0.4.1
Bump library version to 0.4.1

Signed-off-by: The Quarterback Library Release Team <af2d5bd831479c9298e63444034c35cb59f091a2@fedorahosted.org>

gao-yan/libqb,davidvossel/libqb,gao-yan/libqb,rubenk/libqb,kgaillot/libqb,ClusterLabs/libqb,davidvossel/libqb,rubenk/libqb,kgaillot/libqb,kgaillot/libqb,ClusterLabs/libqb,ClusterLabs/libqb