Small fixes:
- Update README.md for better copy-ability #1823
- Name download() column levels #1795
- Fix history(keepna=False) when repair=True #1824
- Replace empty list with empty pd.Series #1724
- Handle peewee with old sqlite #1827
- Fix JSON error handling #1830 #1833
Thanks: @mreiche @amanlai @molpcs @ange-daumal