ANDROID: add script to fetch android kernel config fragments

The Android kernel config fragments now live in a separate repository.
To prevent others from having to search for this location, add a script
to fetch and unpack the fragments.

Update .gitignore to include these fragments.

Change-Id: If2d4a59b86e4573b0a9b3190025dfe4191870b46
Signed-off-by: Steve Muckle <[email protected]>

Author: Steve Muckle

.gitignore

@@ -112,3 +112,6 @@ all.config
 
 # Kdevelop4
 *.kdev4
+
+# fetched Android config fragments
+android/configs/android-*.cfg

android/configs/android-fetch-configs.sh

@@ -0,0 +1,4 @@
+#!/bin/sh
+
+curl https://android.googlesource.com/kernel/configs/+archive/master/android-4.4.tar.gz | tar xzv
+