tc: add support for Flower classifier

Signed-off-by: Jiri Pirko <jiri@resnulli.us>

tc/Makefile

@@ -30,6 +30,7 @@ TCMODULES += f_basic.o
 TCMODULES += f_bpf.o
 TCMODULES += f_flow.o
 TCMODULES += f_cgroup.o
+TCMODULES += f_flower.o
 TCMODULES += q_dsmark.o
 TCMODULES += q_gred.o
 TCMODULES += f_tcindex.o