Added migration from name based to id based saves

Author willneedit <willneedit@nurfuerspam.de>
Author date 2020-02-14 19:41:15
Author local date 2020-02-14 20:41:15 +0100
Committer willneedit <willneedit@nurfuerspam.de>
Committer date 2020-02-14 19:41:15
Committer local date 2020-02-14 20:41:15 +0100
Commit 8f171af5ddc51d38c0c814657bace7a9d7c077ba
Tree 7ad53e76572071a87bb17ea70f678336c92c8a26
Parent bd4288b2034e296f7fdcf26482d4c109ac932b58
Added migration from name based to id based saves