fix connect update issue

src/core/layout.js

@@ -254,6 +254,16 @@ kity.extendClass(Minder, {
                         matrix: matrix
                     });
                 }
+            } else {
+                // 可能位置没有改变，但是相关布局变量变了
+                me.fire('layoutapply', {
+                    node: node,
+                    matrix: matrix
+                });
+                me.fire('layoutfinish', {
+                    node: node,
+                    matrix: matrix
+                });
             }
 
             for (var i = 0; i < node.children.length; i++) {

src/module/expand.js

@@ -177,7 +177,7 @@ KityMinder.registerModule('Expand', function() {
             var pathData = ['M', 1.5 - this.radius, 0, 'L', this.radius - 1.5, 0];
             if (state == STATE_COLLAPSE) {
                 pathData.push(['M', 0, 1.5 - this.radius, 'L', 0, this.radius - 1.5]);
-            }
+            }       
             this.sign.setPathData(pathData);
         }
     });