On initial install, the ./utils/setup.php fails ("you need to download the country_osm_grid first")

[Piskvor]

Nominatim needs a country grid file for initial install, else fails with
Error: you need to download the country_osm_grid first: wget -O /app/git/data/country_osm_grid.sql.gz http://www.nominatim.org/data/ The command '/bin/sh -c sudo -u postgres /usr/lib/postgresql/9.3/bin/pg_ctl star hreads 2' returned a non-zero code: 1

Fixed in PR #22.