Update README
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@@ -9,7 +9,7 @@
 * You have code dependency for Weex 0.26 or prior.
 * You don't want change your code to fit Weex 0.27 at this time.
 
-*New users of Weex should never import this library.*
+**New users of Weex should never import this library.**
 
 # Note
 This library may be removed or deprecated in the future, please change your code to fit latest `API` of Weex when it's convenience for you.
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