iotivity,smartsnmpd,gpsd: use scons from feed

commit 0c090fde68b2 ("scons: move host build tool to a proper place")
has moved scons into the packages feeds, so switch to that package
include and adjust build dependency to a new scons home.

Signed-off-by: Petr Štetiar <ynezz@true.cz>

net/iotivity/Makefile

@@ -16,7 +16,7 @@ PKG_SOURCE_URL:=http://mirrors.kernel.org/${PKG_NAME}/${PKG_VERSION}/
 PKG_HASH:=7dcd9f0f48263c6b27a2c3d085dd7278b5c0feed1dfec8872a04899707fa23d8
 PKG_USE_MIPS16:=0
 
-PKG_BUILD_DEPENDS:=boost python/host
+PKG_BUILD_DEPENDS:=boost python/host scons/host
 
 PKG_MAINTAINER:=Hauke Mehrtens <hauke.mehrtens@intel.com>
 
@@ -37,7 +37,7 @@ PKG_CONFIG_DEPENDS := \
 	CONFIG_PACKAGE_iotivity_SECURE
 
 include $(INCLUDE_DIR)/package.mk
-include $(INCLUDE_DIR)/scons.mk
+include ../../devel/scons/scons.mk
 
 
 define Package/iotivity

net/smartsnmpd/Makefile

@@ -23,7 +23,7 @@ PKG_LICENSE_FILES:=LICENSE
 PKG_BUILD_DEPENDS:=scons/host
 
 include $(INCLUDE_DIR)/package.mk
-include $(INCLUDE_DIR)/scons.mk
+include ../../devel/scons/scons.mk
 
 define Package/smartsnmpd
   SECTION:=net

utils/gpsd/Makefile

@@ -15,12 +15,14 @@ PKG_SOURCE:=$(PKG_NAME)-$(PKG_VERSION).tar.gz
 PKG_SOURCE_URL:=@SAVANNAH/$(PKG_NAME)
 PKG_HASH:=27dd24d45b2ac69baab7933da2bf6ae5fb0be90130f67e753c110a3477155f39
 
+PKG_BUILD_DEPENDS:=scons/host
+
 PKG_MAINTAINER:=Pushpal Sidhu <psidhu.devel@gmail.com>
 PKG_LICENSE:=BSD-3-Clause
 PKG_LICENSE_FILES:=COPYING
 
 include $(INCLUDE_DIR)/package.mk
-include $(INCLUDE_DIR)/scons.mk
+include ../../devel/scons/scons.mk
 
 define Package/gpsd/Default
   DEPENDS+= +libusb-1.0