060418: SCI: output to GDB console; new command line options

051201: Debug: fixed bug: repaint the register display each time a register value changes

051116: Debug: display the registers of the periphery (SCI, 16T, 8T, SysCtr) in the debug window

050513: Debug: using TabbedPane instead of CardLayout

050509: CPU: fixed bug in add_b: zero flag was not set correctly in (1 + 0xff)
	CPU: same bug is effecting sub_b

050509: SCI: SSR_TDRE could be modified even if transmitting was disabled (SCR_TE==false)

050508: CPU: inserted warning if r7 is poped (pop r7)