make: cleanup deps files usage

Objects does not depend on dep files. Dep files provide rules to build object
files. Thus we need to include dep files.
This also leads make to rebuild dep files (if required) before an other
targets.
Signed-off-by: Stanislav Kinsbursky <skinsbursky@parallels.com>
Acked-by: Pavel Emelyanov <xemul@parallels.com>
Signed-off-by: Cyrill Gorcunov <gorcunov@openvz.org>

Makefile

@@ -111,7 +111,6 @@ $(HEAD-BLOB-GEN): $(HEAD-BIN) $(DEPS-BLOB)
 		$(HEAD-BIN) > parasite-blob.h
 	$(Q) sync
 
-$(OBJS): $(DEPS) $(HEAD-BLOB-GEN)
 %.o: %.c
 	$(E) "  CC      " $@
 	$(Q) $(CC) -c $(CFLAGS) $< -o $@
@@ -163,3 +162,5 @@ cscope:
 	$(Q) $(FIND) . -name '*.[hcS]' -print > cscope.files
 	$(Q) $(CSCOPE) -bkqu
 .PHONY: cscope
+
+-include $(DEPS)