Adding stubs for a new /tech/ (Technical Info) section to replace the
obsolete/outdated /porting/ guide, as well as stubs for its first 3 residents:
Dalvik, Bluetooth, and NFC.
Change-Id: Ie7d375015f630b7087212da55befaac4bcb1d4c2
diff --git a/src/tech/bluetooth/index.md b/src/tech/bluetooth/index.md
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+++ b/src/tech/bluetooth/index.md
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+<!--
+ Copyright 2011 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.
+-->
+
+# Bluetooth Technical Information #
+*Placeholder*
+
+The Android Open-Source Project includes a bluetooth subsystem currently based
+on the upstream bluez project. Android then layers various IPC and similar
+libraries to link the bluez library with the Android Bluetooth stack and API.
+
diff --git a/src/tech/bluetooth/sidebar.md b/src/tech/bluetooth/sidebar.md
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+++ b/src/tech/bluetooth/sidebar.md
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+# Topics #
+- [Dalvik](/tech/dalvik/index.html)
+- [Bluetooth](/tech/bluetooth/index.html)
+- [NFC](/tech/nfc/index.html)
+
+# Bluetooth Topics #