Hi,
I'll have a look at this for the next release, but it could take a while though.
Meanwhile, if you're handy with scripting, you could also write a python script which programmatically adds these cards to the database.
Or directly input the data in Mnemosyne...
>
users+un...@googlegroups.com.
> users/5502E95A.6080503%
40online.de.