hikey: Add self-extractors for binaries tarball generation

copy file hikey-target_files-123456.zip to device/linaro/hikey/self-extractors
$ cd device/common
$ ./generate-packages.sh 123456 KKK hikey hikey linaro hikey

Signed-off-by: Dmitry Shmidt <dimitrysh@google.com>

Change-Id: I481ed9196fc4bb2d3cbe2a09a77c518ec520513d
diff --git a/self-extractors/root/device-vendor.mk b/self-extractors/root/device-vendor.mk
new file mode 100644
index 0000000..d555b9f
--- /dev/null
+++ b/self-extractors/root/device-vendor.mk
@@ -0,0 +1,19 @@
+#
+# Copyright 2016 The Android Open Source Project
+#
+# 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.
+#
+
+LOCAL_STEM := hikey/device-partial.mk
+
+$(call inherit-product-if-exists, vendor/linaro/$(LOCAL_STEM))