Create an mRemoteNG connection node.
New-MRNGConnection [<CommonParameters>]
mRemoteNG.Connection.ConnectionInfo
PS C:\>New-MRNGConnection -Name 'Test Connection' -HostName '127.0.0.1' -Parent $RootNode -Protocol SSH2 -Inheritance (New-MRNGInheritanceConfiguration -EverythingInherited -Protocol:$false)
PS C:\>$Connection = New-MRNGConnection -Name 'Test Connection' -HostName '127.0.0.1'
$RootContainer.AddChild( $Connection )