add 'info breakpoints'

lib/_debugger.js

@@ -225,6 +225,12 @@ Client.prototype.reqContinue = function(cb) {
   });
 };
 
+Client.prototype.listbreakpoints = function(cb) {
+  this.req({ command: 'listbreakpoints' }, function (res) {
+    if (cb) cb(res);
+  });
+};
+
 // c.next(1, cb);
 Client.prototype.step = function(action, count, cb) {
   var req = {
@@ -334,6 +340,12 @@ function startInterface() {
         term.prompt();
       });
 
+    } else if (/info +breakpoints/.test(cmd)) {
+      c.listbreakpoints(function (res) {
+        console.log(res);
+        term.prompt();
+      });
+
     } else if (/^backtrace/.test(cmd) || /^bt/.test(cmd)) {
       c.reqBacktrace(function (bt) {
         if (/full/.test(cmd)) {