FS#12915 - No way for an author to remove a theme, even one added in error.
There is no way to delete a theme added in error, or a theme superseded by a theme of another name, or a theme which for any other reason the author wants to remove.
I ran into this because I created themes "tomsway1" and "tomsway2" for the Sansa Clip Zip.
Except, once, I mis-typed it as "tosmway1". It uploaded a third theme with that typo-ed name...
There is no way to remove it.
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