lets make the lunch list look a little neater

It's very simple, but with more and more devices coming in, a long list won't cut it
There are probably better ways of doing this, feel free to comment

Change-Id: I9bd1fef920f985a133c882df9987b6be29dbc7b8
Fixes for Xcode 5 and OSX 10.9.
kernel.mk: Put elf.h into the include path on Darwin builds.

Change-Id: I7069b956965d27caac3b2e4c3cc2e8b4c1da7a82
emulator: use ext4 instead of yaffs

Squashed commit of the following:

commit e4926d25008a2293fcab41929799bdadfd413535
Author: Nick Kralevich <nnk@google.com>
Date:   Fri Jul 12 20:28:59 2013 -0700

    emulator: increase system partition to 550M

    Yes, 400M isn't enough. I can't believe it either.

    Change-Id: I7d3857f04bfda472af6a281017204672bb9c9940

commit 4b90ddf58fab3cf1164ef272ff696efa33d349cc
Author: Nick Kralevich <nnk@google.com>
Date:   Fri Jul 12 13:44:48 2013 -0700

    emulator: increase system partition size to 400M

    300M is too small.

    Change-Id: Icbe4e76d6e5c8a50cc6e6d74e324335bc66b8466

commit 85a79283c0b8426cbd0350153c43484733ecef5c
Author: Nick Kralevich <nnk@google.com>
Date:   Tue Jul 9 18:04:51 2013 -0700

    use ext4 instead of yaffs for the emulator

    Bug: https://code.google.com/p/android/issues/detail?id=38561
    Change-Id: I7c605457b485d169654263caf55eb7d5a9a60c2e

Change-Id: I3baedb5ecb0dd63c71ae36554173b3ebf5c0d3b0
update emulator's recovery.fstab

* Switch to ext4 from yaffs2

Change-Id: I97159c05c18d1469e02db678460ea433652b88ac
Merge "lets make the lunch list look a little neater" into cm-10.1
add echochanged function

ignore bash/vim/nano config files in echochanged function, change output format

Change-Id: Ifb298ba430f2c9f4423716d9fd365664ba65adb6
add repolog function

repolog: jellybean -> cm-10.1

Change-Id: I083e63fc72c5c152207196be1302f70cf430fe03
hardcode build user and host

Change-Id: I1b8132f11bb249dd7a950662c02898da9b4584c0
Update echochanged function

Change-Id: I667f8bfe839f18d8d9e06981cfd899d3da3a6f27
Save repolog log to $OUT

Change-Id: Iaaf1d7418923850c75d3a82e726d0206a260ee1c
allow cm_goldfish

Change-Id: I2bc162dcfc5d2a638700166694b96cce2683a9da
Revert "repopick: let's be nice to our servers :)"

This reverts commit d90c6dcb029ae803e155d2a35d08e7555f12163f.