MAPG-103 unify some styles and show map name in the header

src/Repository/MapRepository.php

@@ -0,0 +1,16 @@
+<?php namespace MapGuesser\Repository;
+
+use MapGuesser\Database\Query\Select;
+use MapGuesser\Interfaces\Database\IResultSet;
+
+class MapRepository
+{
+    public function getById(int $mapId)
+    {
+        $select = new Select(\Container::$dbConnection, 'maps');
+        $select->columns(['id', 'name', 'description', 'bound_south_lat', 'bound_west_lng', 'bound_north_lat', 'bound_east_lng']);
+        $select->whereId($mapId);
+
+        return $select->execute()->fetch(IResultSet::FETCH_ASSOC);
+    }
+}