Upgrade to laravel 5.3

[nWidart]

https://laravel.com/docs/master/upgrade#upgrade-5.3.0

• [x] Update modules for 5.3 compatibility
• [x] Update asgardcms/platform

Used packages:

• [x] Stylist 0.4
• [x] Sentinel 2.0
• [x] nwidart/laravel-modules 0.11.1
• [x] laravelcollective/html 5.3
• [x] laracasts/presenter 0.2
• [x] dimsav/laravel-translatable 6.0
• [x] mcamara/laravel-localization 1.1.7 (?)
• [x] maatwebsite/laravel-sidebar 2.1
• [x] intervention/image 2.3
• [x] nwidart/laravel-menus 0.2
• [x] typicms/nestablecollection 1.1
• [x] orchestra/testbench: 3.3
• [x] baryvdh/laravel-debugbar 2.2
• [x] maatwebsite/laravel-excel 2.1
• [x] venturecraft/revisionable 1.28 (?)

[nWidart]

• [x] Check if the modules could use the loadMigrationsFrom() method
• [ ] Use the new mailable classes
• [ ] Maybe using new notification system with echo

[felipemarques]

This upgrade to Laravel 5.3 works ?

[nWidart]

yes.