v2.0.6

1.修复行距带来的垂直不居中问题
2.优化操作条组件，新增多种样式
3.优化背景颜色（某些组件的默认背景调整,移除一些important）
4.更新动画扩展5.优化按钮,标签,头像的大小

demo/pages/component/chat/chat.wxml

@@ -1,5 +1,5 @@
 <view class="cu-custom" style="height:{{CustomBar}}px;">
-  <view class="cu-bar fixed gradual-pink" style="height:{{CustomBar}}px;padding-top:{{StatusBar}}px;">
+  <view class="cu-bar fixed bg-gradual-pink" style="height:{{CustomBar}}px;padding-top:{{StatusBar}}px;">
     <navigator class='action' open-type="navigateBack" delta="1" hover-class="none">
       <text class='icon-back'></text>
       聊天
@@ -10,7 +10,7 @@
 <view class="cu-chat">
   <view class="cu-item self">
     <view class="main">
-      <view class='content bg-green shadow-blur'>
+      <view class='content bg-green shadow'>
         <text>喵喵喵！喵喵喵！喵喵喵！喵喵！喵喵！！喵！喵喵喵！</text>
       </view>
     </view>
@@ -87,5 +87,5 @@
   <view class='action'>
     <text class='icon-emojifill text-grey'></text>
   </view>
-  <button class='cu-btn bg-green shadow-blur'>发送</button>
+  <button class='cu-btn bg-green shadow'>发送</button>
 </view>