Indicdate which database is being indexed in status messages

[thisisaaronland]

For example:

15:58:16.456812 [wof-sqlite-index] STATUS time to index ancestors (253822) : 1m13.585465655s
15:58:16.456819 [wof-sqlite-index] STATUS time to index all (253822) : 9m0.002456066s
15:59:16.456902 [wof-sqlite-index] STATUS time to index geojson (271066) : 41.113838624s
15:59:16.456933 [wof-sqlite-index] STATUS time to index spr (271066) : 1m28.652087017s
15:59:16.456944 [wof-sqlite-index] STATUS time to index names (271066) : 29.273664333s
15:59:16.456953 [wof-sqlite-index] STATUS time to index ancestors (271066) : 1m19.230992032s
15:59:16.456964 [wof-sqlite-index] STATUS time to index concordances (271066) : 34.995738162s
15:59:16.456973 [wof-sqlite-index] STATUS time to index all (271066) : 10m0.00264286s