Fix weird issues with the levelups on wkstats that are assumed to be caused by new additions of kanji to levels
These are versions of this script where the code was updated. Show all versions.
Futureproofing this to only run on when it sees calc_stats.js version 1.0.7.
calc_stats.js
Added a site match to the base https://www.wkstats.com/ website, which can occur when clicking on the logo.
https://www.wkstats.com/
