Merge pull request #24 from relliv/master

Fix relation bug

updated counties, districts and neighbourhoods seeders

fixed county seeder

Merge pull request #21 from epigra/v4-upgrade

Version 4.0

Merge pull request #16 from epigra/CU-nbd6d4

fix CityDistrict nova resource searchables

Fix for migrations and seeders (#14)

* Illuminate\Support\Facades\DB used for DB calls in seeders

* name correction for migrations' down() function corresponding to up() function

changed migration names, publishable migrations