Breakpoint modification events

Detailed Description

Passed as 'bptev_code' parameter to dbg_bpt_changed callback.

Macros
#define	BPTEV_ADDED   0
	Breakpoint has been added.
#define	BPTEV_REMOVED   1
	Breakpoint has been removed.
#define	BPTEV_CHANGED   2
	Breakpoint has been modified.