New Android.mk file to install shflags on the host.

This patch makes the shflags module available on the host under the
path $(HOST_OUT)/bin/lib/shflags/shflags.

Bug: 26113731
TEST=`mm` installed the module on the host output directory.

Change-Id: Ic9566e15b7fe54a5e8ba6e340df865960ba0192d
diff --git a/Android.mk b/Android.mk
new file mode 100644
index 0000000..ce19963
--- /dev/null
+++ b/Android.mk
@@ -0,0 +1,26 @@
+#
+# Copyright (C) 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_PATH := $(call my-dir)
+
+include $(CLEAR_VARS)
+LOCAL_MODULE := shflags
+LOCAL_MODULE_CLASS := EXECUTABLES
+LOCAL_IS_HOST_MODULE := true
+LOCAL_MODULE_TAGS := optional
+LOCAL_SRC_FILES := src/shflags
+LOCAL_MODULE_PATH := $(HOST_OUT_EXECUTABLES)/lib/shflags
+include $(BUILD_PREBUILT)