Admin panel, URL tracking

Added the admin panel and individual URL tracking within the emails

Removing references to local Event class

Laravel 5.3 no longer ships with a local Event class. This release removes the references in the events. This should be backwards compatible because the default local Event class was an empty abstract class.

Changing controller routes to explicit ones

Changed the controller route calls to explicit commands to make this work in Laravel 5.3

Explicitly setting opens and clicks to zero in database

SQLite doesn't behave like MySQL when a column does not have a default value, so we need to explicitly set the opens and clicks columns to 0 when the SentEmail object is created.

README correction

vendor:publish was incorrect in the README

Bugfix for events

Fixing a bug that caused an error if the tracking hash was invalid.

Bugfix if base64 encoding resulted in a "/" character

If base64 encoding resulted in a "/" character, this was included in the URL and caused the tracker to break and the redirect to be incorrect.

Adding events for viewed mail and clicked links

1.0.4

Adding events for view and links

Adding Lumen Support

Merge pull request #3 from incraigulous/master

Adding lumen support.

Empty URL Fix

Avoids sending to a 404 page if a URL is empty in the tracking redirect.