[5.7] Update changelog for v5.7.3 (#25668)

CHANGELOG-5.7.md

@@ -1,5 +1,30 @@
 # Release Notes for 5.7.x
 
+## v5.7.3 (2018-09-11)
+
+### Changed
+- `__toString` method in `Illuminate/Auth/Access/Response.php` ([#25539](https://github.com/laravel/framework/pull/25539))
+- Do not pass the guard instance to the authentication events ([#25568](https://github.com/laravel/framework/pull/25568))
+- Call Pending artisan command immediately ([#25574](https://github.com/laravel/framework/pull/25574), [#d54ffa594b968b6c9a7cf716f5c73758a7d36824](https://github.com/laravel/framework/commit/d54ffa594b968b6c9a7cf716f5c73758a7d36824))
+- Use `request()` method when we called Guzzle ClientInterface ([#25490](https://github.com/laravel/framework/pull/25490))
+- Replace all placeholders for comparison rules (`gt`/`gte`/`lt`/`lte`) properly ([#25513](https://github.com/laravel/framework/pull/25513))
+
+### Added
+- Add `storeOutput` method to `Illuminate/Console/Scheduling/Event.php` ([#70a72fcac9d8852fc1a4ce11eb47842774c11876](https://github.com/laravel/framework/commit/70a72fcac9d8852fc1a4ce11eb47842774c11876))
+- Add `ensureOutputIsBeingCaptured` method to `Illuminate/Console/Scheduling/Event.php`
+- Add options for SES Mailer ([#25536](https://github.com/laravel/framework/pull/25536))
+- Add Ability to disable register route ([#25556](https://github.com/laravel/framework/pull/25556))
+
+### Fixed
+- Fix database cache on PostgreSQL ([#25530](https://github.com/laravel/framework/pull/25530))
+- Fix bug with invokables in `Illuminate/Console/Scheduling/CallbackEvent.php` ([#eaac77bfb878b49f2ceff4fb09198e437d38683d](https://github.com/laravel/framework/commit/eaac77bfb878b49f2ceff4fb09198e437d38683d)) 
+- Stop sending email verification if user already verified ([#25540](https://github.com/laravel/framework/pull/25540))
+- Fix `withoutMockingConsoleOutput` in `Illuminate/Foundation/Testing/Concerns/InteractsWithConsole.php` ([#25499](https://github.com/laravel/framework/pull/25499))
+- Fix DurationLimiter not using Redis connection proxy to call eval command ([#25505](https://github.com/laravel/framework/pull/25505))
+
+### Deprecated
+- Make `ensureOutputIsBeingCapturedForEmail` method deprecated in `Illuminate/Console/Scheduling/Event.php`
+
 ## v5.7.2 (2018-09-06)
 
 ### Added