Fixed parameter in doc
Fixed talk mode and some minor issues
SAP Diag Client now support routing

Added support for routing the connection through a SAP Router server. Example scripts now takes the --route-string option for working through a SAP Router.

Example use:

	examples/diag_login_brute_force.py -d 10.0.0.2 --discovery --route-string /H/10.0.0.1/S/3299
Added SAPNIStreamSocket base class parameter
Route parameter optional in SAPRoutedStreamSocket

SAPRoutedStreamSocket.get_nisocket route parameter is now optional, it returns a SAPNIStreamSocket if no route was specified. Using it in SAPDiagClient class.
More example scripts allowing use of SAP Router

Add support for routing through a SAP Router by using SAPRoutedStreamSocket in almost all examples. Also specifying base class instead of relying on scapy's bind_layer.
Fixed execution bit
Fixed ident in docstring
Fixed identation, docstrings and group imports