pc ui and session log UI with addItem functions for others to use

[sofiecue]

• pc ui and session log ui
• addItem function and upload functions for you guys to use (additem to add all logs to the device session logs and upload for @ludigrizz (i think this relates to urs:) to add the selected logs user wants to upload to the txt file and then use that to upload to the other window (pcwindow).
• addresses #13 and PC UI of #23