Bump buildroot to 2019.02

bsp/buildroot/package/erlang-p1-stun/0001-remove-dependencies-from-rebar-config.patch

@@ -1,16 +0,0 @@
-Without this patch, dependencies would be downloaded and compiled
-by rebar at build time.
-
-diff --git a/rebar.config b/rebar.config
-index f02ea40..d0af863 100644
---- a/rebar.config
-+++ b/rebar.config
-@@ -22,9 +22,6 @@
-
- {erl_opts, [debug_info, {i, "include"}]}.
-
--{deps, [{fast_tls, ".*", {git, "https://github.com/processone/fast_tls", {tag, "1.0.17"}}},
--	{p1_utils, ".*", {git, "https://github.com/processone/p1_utils", {tag, "1.0.10"}}}]}.
--
- {cover_enabled, true}.
- {cover_export_enabled, true}.

bsp/buildroot/package/erlang-p1-stun/erlang-p1-stun.hash

@@ -1,2 +1,2 @@
 # Locally calculated
-sha256 8efe2f47c2460b1e0d68a680dcfcd938a2bc98c85abb5b100c15246fe6a25506 erlang-p1-stun-1.0.16.tar.gz
+sha256 a5a59ae3c75290029aa062ef19ecd52b8377959a8eb7352bd2a62c4ff1dd0613 erlang-p1-stun-1.0.25.tar.gz

bsp/buildroot/package/erlang-p1-stun/erlang-p1-stun.mk

@@ -4,7 +4,7 @@
 #
 ################################################################################
 
-ERLANG_P1_STUN_VERSION = 1.0.16
+ERLANG_P1_STUN_VERSION = 1.0.25
 ERLANG_P1_STUN_SITE = $(call github,processone,stun,$(ERLANG_P1_STUN_VERSION))
 ERLANG_P1_STUN_LICENSE = Apache-2.0
 ERLANG_P1_STUN_LICENSE_FILES = LICENSE.txt