Added a PeopleController.

Added a basic route to the index page of all people.
Added views and controller for this purpose.

database/migrations/2018_09_03_090023_create_people_table.php

@@ -22,7 +22,7 @@ class CreatePeopleTable extends Migration
             $table->string('surname')->nullable();
             
             // Date of birth
-            $table->date('date_of_birth')->nullable();
+            $table->date('date_of_birth')->nullable()->default();
             
             // Adress
             $table->string('city')->nullable();