Fixes “ErrorException: Undefined property: Illuminate\Session\Store::$started” from unit testing environment.

Signed-off-by: crynobone <crynobone@gmail.com>
Merge pull request #3367 from crynobone/patch/started-property-missing

Fixes “ErrorException: Undefined property: Illuminate\Session\Store::$started” from unit testing environment.
Rearrange variables.
Adding toBase method to Eloquent collection.
Added support for NOT_NULL place-holder in validation.
Added tests.
Added getDatabaseManager method to capsule.
Allow fallback_locale in translator.
Added router.routed event and relevant test.
Work on migration publisher.
Fix typo.
Don't inject to save speed.
Tweaking code.
Fixed typo in file name
Merge pull request #3373 from GrahamCampbell/filename-typo

Fixed Typo In File Name
Merge branch '4.1-with-routed-event' of https://github.com/deframe/framework into deframe-4.1-with-routed-event
Tweaking code.
Update change log.
Improve Illuminate\Session\Store test coverage
Merge pull request #3381 from ebollens/tests_Illuminate_Session_Store

Improve Illuminate\Session\Store test coverage