httping: use the new gettext logic

This commit switches to use the new gettext logic, which involves:

 - using TARGET_NLS_DEPENDENCIES instead of hand-encoded dependencies
   on gettext/host-gettext

 - using TARGET_NLS_LIBS to force linking against libintl

Signed-off-by: Thomas Petazzoni <thomas.petazzoni@free-electrons.com>

package/httping/Config.in

@@ -4,7 +4,6 @@ comment "httping needs a toolchain w/ wchar"
 config BR2_PACKAGE_HTTPING
 	bool "httping"
 	depends on BR2_USE_WCHAR
-	select BR2_PACKAGE_GETTEXT if BR2_NEEDS_GETTEXT
 	help
 	  Httping is like 'ping' but for http-requests.
 	  Give it an url, and it'll show you how long it takes to connect,

package/httping/httping.mk

@@ -10,10 +10,10 @@ HTTPING_SITE = http://www.vanheusden.com/httping
 HTTPING_LICENSE = GPL-2.0
 HTTPING_LICENSE_FILES = license.txt
 HTTPING_LDFLAGS = $(TARGET_LDFLAGS) \
-	$(if $(BR2_NEEDS_GETTEXT),-lintl) \
+	$(TARGET_NLS_LIBS) \
 	$(if $(BR2_PACKAGE_LIBICONV),-liconv)
-HTTPING_DEPENDENCIES = host-gettext \
-	$(if $(BR2_NEEDS_GETTEXT),gettext) \
+HTTPING_DEPENDENCIES = \
+	$(TARGET_NLS_DEPENDENCIES) \
 	$(if $(BR2_PACKAGE_LIBICONV),libiconv) \
 	$(if $(BR2_PACKAGE_NCURSES_WCHAR),ncurses) \
 	$(if $(BR2_PACKAGE_OPENSSL),openssl) \