个人中心编辑签名text input抖动修复 review by 盖剑秋

@@ -146,8 +146,8 @@ let styles = StyleSheet.create({
     sign: {
         fontFamily: 'Helvetica Light',
         fontSize: 15,
-        margin: 15,
         height: 150,
+        padding: 15,
     },
 
     separator: {

@@ -58,7 +58,7 @@ export default class UserCenterTop extends React.Component {
                         >
                             <SlicedImage
                                 style={styles.avatarImage}
-                                defaultSource={require('../../images/avatar/avatar_default.png')}
+                                defaultSource={require('../../images/avatar/avatar_default_no_border.png')}
                                 source={{uri:avatar}}
                             />
                         </TouchableOpacity>