MCM 2.22 build 33421.941 with performance improvements and bugfixes to TVDB v4, startup/shutdown stability bugfixes, and file cache improvements.

Two TVDB API v4 issues seem to be resolved here:

1️⃣ downloads for shows with tons of episodes should be working, no more timeouts parsing through so many episodes that it gives up
2️⃣ download parser picking up episodes and parsing metadata/artwork correctly