updates for 1.0.5

Author: yyx990803

src/api/index.md

@@ -1935,14 +1935,18 @@ type: api
 
 - **Arguments:**
   - `{Number} limit`
+  - `{Number} [offset]`
 
 - **Usage:**
 
-  Limit the array to the first N items, as specified by the argument.
+  Limit the array to the first N items, as specified by the argument. An optional second argument can be provided to set a starting offset.
 
   ``` html
   <!-- only display first 10 items -->
   <div v-for="item in items | limitBy 10"></div>
+
+  <!-- display items 5 to 15 -->
+  <div v-for="item in items | limitBy 10 5"></div>
   ```
 
 ### filterBy

src/guide/class-and-style.md

@@ -8,6 +8,8 @@ A common need for data binding is manipulating an element's class list and its i
 
 ## Binding HTML Classes
 
+<p class="tip">Although you can use mustache interpolations such as `{% raw %}class="{{ className }}"{% endraw %}` to bind the class, it is not recommended to mix that style with `v-bind:class`. Use one or the other!</p>
+
 ### Object Syntax
 
 We can pass an Object to `v-bind:class` to dynamically toggle classes. Note the `v-bind:class` directive can co-exist with the plain `class` attribute: