nodejs: build module after generating bindings

Change-Id: I2170cffef8a14578a61aa81f1ac62928f3fd3662

bin/nodejs/Makefile.am

 include $(top_srcdir)/globals.mk
 
 BUILT_SOURCES= \
-	ring_wrapper.cpp
+	ring_wrapper.cpp \
+	build/Makefile \
+	build/Release/obj.target/dring.node
 
 ring_wrapper.cpp: jni_interface.i configurationmanager.i managerimpl.i
 	$(SWIG) -v -c++ -javascript -node -o ring_wrapper.cpp jni_interface.i
 
+build/Makefile: ring_wrapper.cpp binding.gyp
+	node-gyp configure
+
+build/Release/obj.target/dring.node: build/Makefile ring_wrapper.cpp
+	node-gyp build
+
 CLEANFILES= \
 	$(BUILT_SOURCES)