Adding providers
Adding providers' list
Adding some test..
Fixing autoload
Fixing dynamic provider
Adding access key and certificate setup functionality
Setting certificate
Adding device interface
Adding devices
Adding queue functionality
Sorting queue devices by their provider
Wrong PHPDoc param
Adding message
Saving only one instance of class
Send functionality in providers
Sending message to all devices
Adding PHPDoc
Adding some test
Removing test
Adding test to gitignore