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

includes/definitions/discovery/saf-cfm.yaml

@@ -93,12 +93,12 @@ modules:
           oid: rf2Operation
           state_name: rf2Operation
           states: 
-            - { value: 0, descr: None, graph: 1, generic: 1 }
-            - { value: 1, descr: Booting, graph: 1, generic: 1 }
-            - { value: 2, descr: Ok, graph: 1, generic: 0, descr: Ok }
-            - { value: 3, descr: Testing, graph: 1, generic: 1 }
-            - { value: 4, descr: Error, graph: 1, generic: 2 }
-            - { value: 5, descr: 'No data from ODU', graph: 1, generic: 2 }
+            - { value: 0, graph: 1, generic: 1, descr: None }
+            - { value: 1, graph: 1, generic: 1, descr: Booting }
+            - { value: 2, graph: 1, generic: 0, descr: Ok }
+            - { value: 3, graph: 1, generic: 1, descr: Testing }
+            - { value: 4, graph: 1, generic: 2, descr: Error }
+            - { value: 5, graph: 1, generic: 2, descr: 'No data from ODU' }
         - 
           descr: 'R1 Humidity'
           index: 'rf1OduHumidity.{{ $index }}'