GXemul Code2

Removing old entries from the TODO file.

Changing font again for the GTKMM GUI debug console: Monospace 8 looks much better than Courier 9.

Nicer help message, including information on how to use methods and state variable names.

Nicer tab completion in CommandInterpreter, by showing Methods and Variables separately.

State variable names of components can now be tab completed.
"Running" a variable (e.g. cpu0.pc) will print its value.

Adding a (so far dummy) ComponentPalette area to the GTKMM GUI.

Removing obsolete TODO items from TODO.html.

Max 80 columns.

Max 80 columns for MIPS_CPUComponent.cc.

The continue command now clears the Undo stack.