Added alembic migration to create new stats tables
Added alembic migration to create new stats tables

simplecrypto/simplecoin_multi,sigwo/simplecoin_multi,raid5/simpledoge,nickgzzjr/simplecoin_multi,lae/simplemona,raid5/simpledoge,sigwo/simplecoin_multi,nickgzzjr/simplecoin_multi,nickgzzjr/simplecoin_multi,simplecrypto/simplecoin,simplecrypto/simplecoin_multi,lae/simplemona,lae/simplemona,simplecrypto/simplecoin_multi,lae/simplemona,sigwo/simplecoin_multi,simplecrypto/simplecoin,nickgzzjr/simplecoin_multi,raid5/simpledoge,sigwo/simplecoin_multi,simplecrypto/simplecoin_multi,simplecrypto/simplecoin