Building B2G multilocale -- .userconfig (all locales + keyboards)

.userconfig

export CC=gcc-4.6
export CXX=g++-4.6

export MOZILLA_OFFICIAL=1
export DOGFOOD=0
export PRODUCTION=1
export REMOTE_DEBUGGER=1

export GAIA_DEVICE_TYPE=tablet
export B2G_SYSTEM_APPS=1
export GAIA_DEV_PIXELS_PER_PX=2

export GAIA_KEYBOARD_LAYOUTS="$((find gaia/apps/keyboard/js/layouts/*.js | sed -e 's|gaia/apps/keyboard/js/layouts/||g' -e  's/\.js$//g') | tr -s '\r\n' ',' | sed -e 's/,$//g')"

export LOCALES_FILE=gaia/locales/languages_all.json
export LOCALE_BASEDIR=gaia/locales
export GAIA_LOCALES_PATH=gaia/locales