Easy Savefiles

Adds the EasySavefiles class to save/load/reset a set of project settings. Through the methods save/load/reset_game/settings, each do the obvious. The settings can be found on the ProjectSettings under the "assets/easy_settings/". When saved, every ProjectSetting string goes through the following filters: 1. Setting is included if it matches the beginning of any Include string. 2. Exclude is ignored if its shorter than evaluated Include string. 3. Setting string is ignored if it matches any v...