REtool v0.222 - Fixed conversion of certain TEX files

Uploaded new version: https://fluffyquack.com/tools/REtool.rar

Full usage information about REtool with file lists downloads can be found here: https://www.patreon.com/posts/36746173

The previous version updated TEX -> DDS conversion to support TEX files with a padded width, but my code ended up not working for some TEX files. I've changed how width is calculated, and now it works with the TEX files the previous version failed with.