Remnants of Naezith Update - May 07, 2019

Added Korean, Japanese and Chinese languages; having 12 in total. https://github.com/naezith/naezith-localization
Custom Levels list is sorted as Most Recent by default now.
Blade sprites now match the hitbox, looking smaller.
Optimized particle rendering performance.
Potentially fixed the crash at 'Quit Game' for some people, caused by the sound device.
Updated SFML version to 2.5.1, changelog: https://www.sfml-dev.org/changelog.php#sfml-2.5.1
Fixed submitting record was failing sometimes with bad internet connection, now repeating server requests until it's successful.
Fixed Menu and UI texts were not smooth at resolutions higher than 1080p.
Linux: Fullscreen runs on second monitor and closes the main one in dual monitor setup.
Linux: Fixed issue where fullscreen window didn't go over task bars on top and left.
Optimized overall performance.