transmit user breakpoints hit from demon -> ctrl using ctrl-defined IDs, correllate those IDs to rd-defined IDs, use rd-defined IDs in stop events to count bp hits, rather than re-resolving breakpoints. further fixes & work on first pass of data breakpoints

src/ctrl/ctrl_core.h

@@ -281,6 +281,7 @@ struct CTRL_UserBreakpoint
 {
   CTRL_UserBreakpointKind kind;
   CTRL_UserBreakpointFlags flags;
+  U64 id;
   String8 string;
   TxtPt pt;
   U64 size;