Laravel Newsletter Versions Save

When unsubcribing a user the status of that user will be set to unsubscribed instead out downright deleting the user

• fix for failure when calling hasMember multiple times

• add L5.3 compatiblity

• improvements on handling of emailadresses with capitals

• made hasMember more robust

• fixed the hasMember function

• complete rewrite
• under the hood v3 of the MailChimp API is used

Add Laravel 5.2 compatibility

• added functions to create, update, delete campaigns, update subscriber details

• merge vars can now be specified in the subscribe function.