Update to Laravel 5.7 (PHP 7.3 support) (#9800)

* Move assets to 5.7 location

* Add 5.7 SVGs

* add cache data dir

* update QUEUE_DRIVER -> QUEUE_CONNECTION

* Update trusted proxy config

* update composer.json

* 5.5 command loading

* @php and @endphp can't be inline

* Laravel 5.6 logging, Nice!

* Update blade directives

* improved redirects

* remove unneeded service providers

* Improved debugbar loading

* no need to emulate renderable exceptions anymore

* merge updated 5.7 files (WIP)

* Enable CSRF

* database_path() call causes issue in init.php

* fix old testcase name

* generic phpunit 7 fixes

* add missed file_get_contents
Keep migrations table content

* fix duplicate key

* Drop old php versions from travis-ci

* remove hhvm

* fix code climate message

* remove use of deprecated function assertInternalType

* Disable CSRF, we'll enable it separately.
All forms need to be updated to work.

* Update document references

config/queue.php

@@ -4,18 +4,16 @@ return [
 
     /*
     |--------------------------------------------------------------------------
-    | Default Queue Driver
+    | Default Queue Connection Name
     |--------------------------------------------------------------------------
     |
     | Laravel's queue API supports an assortment of back-ends via a single
     | API, giving you convenient access to each back-end using the same
-    | syntax for each one. Here you may set the default queue driver.
-    |
-    | Supported: "sync", "database", "beanstalkd", "sqs", "redis", "null"
+    | syntax for every one. Here you may define a default connection.
     |
     */
 
-    'default' => env('QUEUE_DRIVER', 'sync'),
+    'default' => env('QUEUE_CONNECTION', 'sync'),
 
     /*
     |--------------------------------------------------------------------------
@@ -26,6 +24,8 @@ return [
     | is used by your application. A default configuration has been added
     | for each back-end shipped with Laravel. You are free to add more.
     |
+    | Drivers: "sync", "database", "beanstalkd", "sqs", "redis", "null"
+    |
     */
 
     'connections' => [
@@ -50,18 +50,19 @@ return [
 
         'sqs' => [
             'driver' => 'sqs',
-            'key' => 'your-public-key',
-            'secret' => 'your-secret-key',
-            'prefix' => 'https://sqs.us-east-1.amazonaws.com/your-account-id',
-            'queue' => 'your-queue-name',
-            'region' => 'us-east-1',
+            'key' => env('SQS_KEY', 'your-public-key'),
+            'secret' => env('SQS_SECRET', 'your-secret-key'),
+            'prefix' => env('SQS_PREFIX', 'https://sqs.us-east-1.amazonaws.com/your-account-id'),
+            'queue' => env('SQS_QUEUE', 'your-queue-name'),
+            'region' => env('SQS_REGION', 'us-east-1'),
         ],
 
         'redis' => [
             'driver' => 'redis',
             'connection' => 'default',
-            'queue' => 'default',
+            'queue' => env('REDIS_QUEUE', 'default'),
             'retry_after' => 90,
+            'block_for' => null,
         ],
 
     ],