0.2.4 (2017-07-03)

-Fixed an exception for trying to delete a non-existant file (part of savegame)
-Fixed an exception for reading empty json files (consider them non-existant now)
-Fixed an exception when writing savegames where part of the path would not exist
-Fixed an issue where you could load world on a deleted world (created new world, 'Invalid launch')
-Stopped showing world folders without settings.json files (basically, empty folders / failed deletions)
