Before submitting a pull request make sure that the following tests pass:
```
- cd tests
- NOMINATIM_DIR=<builddir> lettuce -t -Fail -t -Tiger features/db features/osm2pgsql
+ cd test/bdd
+ behave -DBUILDDIR=<builddir> db osm2pgsql
```
```
- cd test-php
+ cd test/php
phpunit ./
```