Merge pull request #5901 from sartura/openzwave_gcc_and_install_fix

openzwave: fix gcc7 compile and remove bad patch

utils/openzwave/Makefile

@@ -53,6 +53,8 @@ $(call Package/openzwave/default)
   TITLE:=Open-ZWave Device Configs
 endef
 
+TARGET_CPPFLAGS+=-Wno-format -Wno-format-security
+
 MAKE_FLAGS += \
 	LD="$(TARGET_CROSS)g++" \
 	LIBDIR="$(PKG_BUILD_DIR)" \

utils/openzwave/patches/903-no-examples.patch

@@ -1,18 +0,0 @@
---- a/Makefile
-+++ b/Makefile
-@@ -18,15 +18,12 @@
- 
- all: 
- 	CPPFLAGS=$(CPPFLAGS) $(MAKE) -C $(top_srcdir)/cpp/build/ -$(MAKEFLAGS) 
--	CPPFLAGS=$(CPPFLAGS) $(MAKE) -C $(top_srcdir)/cpp/examples/MinOZW/ -$(MAKEFLAGS) 
- 
- install:
- 	$(MAKE) -C $(top_srcdir)/cpp/build/ -$(MAKEFLAGS) $(MAKECMDGOALS)
--	$(MAKE) -C $(top_srcdir)/cpp/examples/MinOZW/ -$(MAKEFLAGS) $(MAKECMDGOALS)
- 
- clean:
- 	$(MAKE) -C $(top_srcdir)/cpp/build/ -$(MAKEFLAGS) $(MAKECMDGOALS)
--	$(MAKE) -C $(top_srcdir)/cpp/examples/MinOZW/ -$(MAKEFLAGS) $(MAKECMDGOALS)
- 
- cpp/src/vers.cpp:
- 	CPPFLAGS=$(CPPFLAGS) $(MAKE) -C $(top_srcdir)/cpp/build/ -$(MAKEFLAGS) cpp/src/vers.cpp