Bump buildroot to 2019.02

bsp/buildroot/package/ell/Config.in

@@ -0,0 +1,13 @@
+config BR2_PACKAGE_ELL
+	bool "ell"
+	depends on BR2_TOOLCHAIN_HAS_SYNC_4
+	depends on !BR2_STATIC_LIBS
+	depends on BR2_USE_WCHAR
+	help
+	  Embedded Linux library (ell)
+
+	  https://01.org/ell
+
+comment "ell needs a toolchain w/ dynamic library, wchar"
+	depends on BR2_TOOLCHAIN_HAS_SYNC_4
+	depends on BR2_STATIC_LIBS || !BR2_USE_WCHAR

bsp/buildroot/package/ell/ell.hash

@@ -0,0 +1,5 @@
+# Locally computed
+sha256 bb7038340bfa4eed57700a42da235ba2efce19fe7ab6b976af3e69ee9597a4dd ell-0.16.tar.gz
+
+# License files
+sha256 ec60b993835e2c6b79e6d9226345f4e614e686eb57dc13b6420c15a33a8996e5 COPYING

bsp/buildroot/package/ell/ell.mk

@@ -0,0 +1,27 @@
+################################################################################
+#
+# ell
+#
+################################################################################
+
+ELL_VERSION = 0.16
+ELL_SITE = https://git.kernel.org/pub/scm/libs/ell/ell.git
+ELL_SITE_METHOD = git
+ELL_LICENSE = LGPL-2.1+
+ELL_LICENSE_FILES = COPYING
+ELL_INSTALL_STAGING = YES
+# sources from git, no configure script provided
+ELL_AUTORECONF = YES
+
+# autoreconf requires an existing build-aux directory
+define ELL_MKDIR_BUILD_AUX
+	mkdir -p $(@D)/build-aux
+endef
+ELL_POST_PATCH_HOOKS += ELL_MKDIR_BUILD_AUX
+
+ELL_DEPENDENCIES = host-pkgconf
+
+# disable ell/glib main loop example
+ELL_CONF_OPTS = --disable-glib
+
+$(eval $(autotools-package))