1) Spawn background process to fetch updates; 2) Ask user for confirmation when deleting files on checkout; 3) Bug fixes;
0.20.4
1) Checkout no longer removes the whole directory, and checks individual files instead; 2) Automatically ignoring temporary state files; 3) Increase state db size limit from 10M to 100M entries;
0.20.3
1) Warn if user is using fish shell; 2) Show progress bar when linking large dirs; 3) Add workaround for VACUUM bug in sqlite on python 3.6 and 3.7;