ceph.spec.in: cleanup requirements of fuse packages

Cleanup the Requires: list of the fuse packages. Remove fuse-libs,
libstdc++, libuuid. Don't add libraries to the list, the RPM build
system will find the dependencies by itself.

Signed-off-by: Danny Al-Gaaf <danny.al-gaaf@bisect.de>
ceph.spec.in: remove librados2 requirement from librbd1

Remove librados2 requirement from librbd1. The RPM build system
will find the dependency by itself.

Signed-off-by: Danny Al-Gaaf <danny.al-gaaf@bisect.de>
Merge pull request #55 from dalgaaf/wip-da-cleanup-specfile

Cleanup some requirements of spec file

Reviewed-by: Sage Weil <sage@inktank.com>