chore: import upstream snapshot with attribution

tensorflow/lite/lib_package/BUILD

@@ -0,0 +1,16 @@
+package(default_visibility = ["//visibility:private"])
+
+# Create the LICENSE file for libraries that are used by TensorFlow Lite
+# C library.
+genrule(
+    name = "clicenses_generate",
+    srcs = [
+        # copybara:uncomment "//third_party/eigen3:LICENSE",
+        "@arm_neon_2_x86_sse//:LICENSE",
+        "@farmhash_archive//:COPYING",
+        "@gemmlowp//:LICENSE",
+    ],
+    outs = ["LICENSE"],
+    cmd = "$(location :concat_licenses.sh) $(SRCS) >$@",
+    tools = [":concat_licenses.sh"],
+)

tensorflow/lite/lib_package/concat_licenses.sh

@@ -0,0 +1,28 @@
+#!/usr/bin/env bash
+# Copyright 2016 The TensorFlow Authors. All Rights Reserved.
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#     http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+# ==============================================================================
+#
+# Script aimed to combining multiple license files into a single one.
+
+for f in $@
+do
+  echo "--------------------------------------------------------------------------------"
+  echo "BEGIN LICENSE FOR $f"
+  echo "--------------------------------------------------------------------------------"
+  cat $f
+  echo "--------------------------------------------------------------------------------"
+  echo "END LICENSE FOR $f"
+  echo "--------------------------------------------------------------------------------"
+done