[2.1.0] Initialize tenancy before executing controller constructors (#169)

* Update message about migrations in Install

* wip

* Apply fixes from StyleCI

* string instead of array

* Fix globalUrl binding

* Simplify if condition in TenantRouteServiceProvider

* Apply fixes from StyleCI

* Improve PreventAccessFromTenantDomains - look into middleware subgroups

* Fix typo

* gatherMiddleware() instead of middleware()

* Fix tests

* Apply fixes from StyleCI

* Update install command

* Apply fixes from StyleCI

* Add the PreventAccess MW to tenant routes by default

src/routes.php

@@ -2,6 +2,8 @@
 
 declare(strict_types=1);
 
-Route::get('/tenancy/assets/{path}', 'Stancl\Tenancy\Controllers\TenantAssetsController@asset')
-    ->where('path', '(.*)')
-    ->name('stancl.tenancy.asset');
+Route::middleware(['tenancy'])->group(function () {
+    Route::get('/tenancy/assets/{path}', 'Stancl\Tenancy\Controllers\TenantAssetsController@asset')
+        ->where('path', '(.*)')
+        ->name('stancl.tenancy.asset');
+});