Remove prefs rows for 'AllowExtraPlayerOptions', 'CustomMaxSizeMB', and 'CustomMaxStepSizeKB', corresponding to engine-level removal in commit 'be219fe164ececbcc9bd0c454d75ff5c03755b09'
Fix wonky credits encoding
Add revision tag to title screen for ITG2/oITG logos, remove obnoxious version tag on ITG2 logo