Makefile: build fusion by default

Makefile

@@ -218,7 +218,7 @@ ESTIMATORENV=
 # TARGETS is the list of targets built when make is called
 # without arguments
 #
-TARGETS = PARSE reranker-runtime
+TARGETS = PARSE reranker-runtime fusion
 
 .PHONY: top
 top: $(TARGETS)
@@ -232,6 +232,12 @@ ZCAT = gunzip -c
 PARSE:
 	$(MAKE) -C $(NBESTPARSERBASEDIR)/PARSE parseIt
 
+# fusion builds the syntactic parse fuser
+#
+.PHONY: fusion
+fusion:
+	$(MAKE) -C $(NBESTPARSERBASEDIR)/PARSE fusion
+
 # TRAIN builds the programs needed to train the first-stage parser.
 #
 .PHONY: TRAIN