Added status page help text as general setting.
Fixes #381
Updating formatting.
Merge pull request #382 from DoSomething/status-page-help-text

Added status page help text as general setting.
Adding a laravel backup artisan command

* Backups can be stored in an s3 Bucket or on disk
Adding AWS package to support backups
Adding config files for s3 backups

* AWS configuration and backup package config

* Refactoring symlink creation
Fixing symlink paths