added getbestblockhash to Status class

app/models/Status.js

@@ -12,6 +12,7 @@ function spec() {
     this.info = {};
     this.difficulty = {};
     this.txoutsetinfo = {};
+    this.bestblockhash = {};
   }
 
   Status.prototype.getInfo = function(next) {
@@ -62,6 +63,22 @@ function spec() {
     });
   };
 
+  Status.prototype.getBestBlockHash = function(next) {
+    var that = this;
+    async.series([
+      function (cb) {
+        rpc.getBestBlockHash(function(err, bbh){
+          if (err) return cb(err);
+
+          that.bestblockhash = bbh.result;
+          return cb();
+        });
+      }
+    ], function (err) {
+      return next(err);
+    });
+  };
+
   return Status;
 
 }

test/model/status.js

@@ -50,5 +50,16 @@ describe('Status', function(){
     });
   });
 
+  it('getBestBlockHash', function(done) {
+    var d = new Status();
+
+    d.getBestBlockHash(function(err) {
+      if (err) done(err);
+      assert.equal('string', typeof d.bestblockhash);
+      done();
+    });
+  });
+
+
 });