gui: log window: stderr and stdout are also printed to terminal
gui: log window: stderr and stdout are also printed to terminal

This is handy to have the log in the terminal in case the application crashes
on startup (for example)

touist/touist,olzd/touist,olzd/touist,FredMaris/touist,touist/touist,touist/touist,olzd/touist,FredMaris/touist,touist/touist,FredMaris/touist