Cleaning up logging functionality

Cleaning up a bit of the logging functionality on the RPC-server side of stuff. Most of it has to do with better correlation of individual clients with given status messages. A small side-effect of this is that pinpointing errors should be easier.

Old Output:

sbRpcServer : INFO     Listening on port 54321
sbRpcServer : INFO     Kill: True Restart: True
sbRpcServer : INFO     Added script sbpython_script.py [Activity Calculate]
sbRpcServer : INFO     Serving script sbpython_script.py to client Zach
sbRpcServer : ERROR    sugarbot client disconnected prematurely.
sbRpcServer : ERROR    Reason: Execution failed: Traceback (most recent call last):
File "/home/zach/Activities/sugarbot.activity/sbexecutionengine.py", line 92, in executePy
 sugarbot_main(self.widgets)
File "[string]", line 7, in sugarbot_main
AssertionError

New Output:

sbRpcServer : INFO     Listening on port 54321
sbRpcServer : INFO     Kill: True Restart: True
sbRpcServer : INFO     Added script sbpython_script.py [Activity Calculate]
Zach        : INFO     Starting sbpython_script.py
Zach        : INFO     Success (sbpython_script.py)
Zach        : INFO     Disconnected [1\1\1]
Zach        : INFO     Starting script sbpython_script.py
Zach        : ERROR    Execution failed:
Traceback (most recent call last):
File "/home/zach/Activities/sugarbot.activity/sbexecutionengine.py", line 92, in executePy
 sugarbot_main(self.widgets)
File "Sugarbot Script: 'sbpython_script.py'", line 7, in sugarbot_main
AssertionError

Zach        : INFO     Disconnected [0\1\1]