NFSv4: Prepare for minorversion-specific nfs_server capabilities

Clean up the setting of the nfs_server->caps, by shoving it all
into nfs4_server_common_setup().
Then add an 'initial capabilities' field into struct nfs4_minor_version_ops.

Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>
diff --git a/fs/nfs/nfs4_fs.h b/fs/nfs/nfs4_fs.h
index 627a74f..7ef19ce 100644
--- a/fs/nfs/nfs4_fs.h
+++ b/fs/nfs/nfs4_fs.h
@@ -36,6 +36,7 @@
 
 struct nfs4_minor_version_ops {
 	u32	minor_version;
+	unsigned init_caps;
 
 	int	(*call_sync)(struct rpc_clnt *clnt,
 			struct nfs_server *server,