lang-set:add ESC
lock:update theme
greeter:sky theme ok
lang-set:update css
lang-set-helper:update main.go for locale
greeter:update html
greeter:add keyboard.c
greeter keyboad.c:add get_short_description
greeter:update keyboard
greeter:keyboard.c::use description to instead of name
greeter:hide keyboard
greeter:add keyboard
language-selector-helper: inovke locale-gen with lang.UTF-8