Change to use wikidata for geo linking instead of OSM

See hbz/nwbib#42.

* update test
* update flux' (i.e. remove dynamical lookup of OSM)
Revert to bebb7b8cb6ecf80a1092aacbe8b66a35a89eee98

bebb7b8cb6ecf80a1092aacbe8b66a35a89eee98 introduced a bug.
This path adjusting doesn't belpng to the update flux.
Add creation of mysql wikidata geo concordance table

* add script that gets the wikidata json files
* add metafacture transformation of the wikidata entities
Update some paths
Correct path to store fulldump
Revert to bebb7b8cb6ecf80a1092aacbe8b66a35a89eee98

bebb7b8cb6ecf80a1092aacbe8b66a35a89eee98 introduced a bug.
This path adjusting doesn't belpng to the update flux.