改进选中节点时，如果输入文字，节点内容会被先选中的问题

src/module/editor.keyboard.js

@@ -95,7 +95,7 @@ Minder.keyboarder = kity.createClass('keyboarder', function(){
 
                 me.inputTextTimer = setTimeout(function(){
                     me.km.layout(300);
-                },250);
+                },300);
             }
 
             me.re.updateTextOffsetData()
@@ -104,8 +104,13 @@ Minder.keyboarder = kity.createClass('keyboarder', function(){
 
             me.selection
                 .updateOffsetByTextData(me.re.textData)
-                .updatePosition()
-                .setHoldShow();
+                .updatePosition();
+
+
+            //当然inputready状态时，如果输入文字，节点内文本会被先选中然后再消失，体验不好
+            if(me.km.getStatus() != 'inputready'){
+                me.selection.setHoldShow();
+            }
 
 
             me.timer = setTimeout(function() {
@@ -232,6 +237,7 @@ Minder.keyboarder = kity.createClass('keyboarder', function(){
             //针对不能连续删除做处理
             //if(keymap.Del  == keyCode || keymap.Backspace == keyCode)
             //    me._setTextToContainer(keyCode);
+
             me._setTextToContainer(keyCode);
         },
         _beforeKeyup:function(e){

src/module/editor.range.js

@@ -7,7 +7,12 @@ Minder.Range = kity.createClass('Range',function(){
         if(node.nodeType == 1){
             //默认不会出现得不到子节点的情况
             node = node.childNodes[offset];
-            if(node.nodeType == 3){
+            if(!node && rng.startContainer && rng.startContainer.nodeName == 'DIV' ) {
+                rng.startContainer.innerHTML = '<p></p>';
+
+                offset = 0;
+
+            }else if(node.nodeType == 3){
                 offset = 0;
             }
         }