Updated Remove-RabbitMQVirtualHost help .
Fixed SendItemsToOutput

Fixed SendItemsToOutput to handle case where $items is empty.
Preventing UnEscapeDotAndSlashes

Added more functionality related to the problem with UnEscaping dot and
slashes.
Refactoring - GetExchange
Refactoring - AddExchange
Added Remove-RabbitMQExchange cmdlet
Added Get-RabbitMQConnection cmdlet
Fixed ApplyFilter

Removed mandatory flag from $items parameter to allow support for empty
result.
Added/Updated tests