- [2021-07-30 22:30:17 +0900]: Remove read_only stuff from env_var_t
- [2021-07-30 22:28:02 +0900]: Fix crash if $PWD is used as for-loop variable
- [2021-07-30 22:26:39 +0900]: set: Use env_var_t::flags_for() to see if it's read-only
- [2021-07-30 00:14:02 +0900]: Generate french locale
