Update buidlroot to version 2016.08.1

bsp/buildroot/package/libpqxx/Config.in

@@ -0,0 +1,13 @@
+config BR2_PACKAGE_LIBPQXX
+	bool "libpqxx"
+	depends on BR2_INSTALL_LIBSTDCPP
+	depends on BR2_PACKAGE_POSTGRESQL
+	help
+	  libpqxx is the official C++ client API for PostgreSQL, the
+	  enterprise-strength open-source relational database.
+
+	  http://pqxx.org/development/libpqxx/
+
+comment "libpqxx needs toolchain w/ C++ support"
+	depends on !BR2_INSTALL_LIBSTDCPP
+	depends on BR2_PACKAGE_POSTGRESQL

bsp/buildroot/package/libpqxx/libpqxx.hash

@@ -0,0 +1,4 @@
+# From: http://pqxx.org/download/software/libpqxx/libpqxx-4.0.1.tar.gz.md5sum
+md5	6ea888b9ba85dd7cef1b182dc5f223a2  libpqxx-4.0.1.tar.gz
+# Locally computed after verifying md5sum:
+sha256	097ceda2797761ce517faa5bee186c883df1c407cb2aada613a16773afeedc38  libpqxx-4.0.1.tar.gz

bsp/buildroot/package/libpqxx/libpqxx.mk

@@ -0,0 +1,16 @@
+################################################################################
+#
+# libpqxx
+#
+################################################################################
+
+LIBPQXX_VERSION = 4.0.1
+LIBPQXX_SITE = http://pqxx.org/download/software/libpqxx
+LIBPQXX_INSTALL_STAGING = YES
+LIBPQXX_DEPENDENCIES = postgresql
+LIBPQXX_LICENSE = BSD-3c
+LIBPQXX_LICENSE_FILES = COPYING
+
+LIBPQXX_CONF_ENV += ac_cv_path_PG_CONFIG=$(STAGING_DIR)/usr/bin/pg_config
+
+$(eval $(autotools-package))