I18N version

Notable Changes

Switch internationalization from the local method to the GNU gettext method.
By changing the program name from Leela to Leela I18N, it is possible to coexist with the original Leela GUI.
When displaying in Japanese, it is necessary to place "messages.mo" under the current directory (directory with the executable file) as shown below. If you install via the installer on Windows, it will be placed automatically.
Current directory -> catalogs -> ja -> LC_MESSAGES -> messages.mo
Stop using the aplay command in the Linux environment and use wxSound.
Deal with "could not set current working directory".
New deb files for ubuntu have been released.