breaking change: rename get-container to teleport

src/toast/README.md

@@ -154,4 +154,4 @@ Toast.resetDefaultOptions('loading');
 | onOpened | Callback function after opened | _Function_ | - |
 | onClose | Callback function after close | _Function_ | - |
 | transition `v2.2.6` | Transition, equivalent to `name` prop of [transtion](https://vuejs.org/v2/api/#transition) | _string_ | `van-fade` |
-| getContainer | Return the mount node for Toast | _string \| () => Element_ | `body` |
+| teleport | Return the mount node for Toast | _string \| Element_ | `body` |

src/toast/README.zh-CN.md

@@ -167,4 +167,4 @@ Toast.resetDefaultOptions('loading');
 | onOpened | 完全展示后的回调函数 | _Function_ | - |
 | onClose | 关闭时的回调函数 | _Function_ | - |
 | transition `v2.2.6` | 动画类名，等价于 [transtion](https://cn.vuejs.org/v2/api/index.html#transition) 的`name`属性 | _string_ | `van-fade` |
-| getContainer | 指定挂载的节点，[用法示例](#/zh-CN/popup#zhi-ding-gua-zai-wei-zhi) | _string \| () => Element_ | `body` |
+| teleport | 指定挂载的节点，[用法示例](#/zh-CN/popup#zhi-ding-gua-zai-wei-zhi) | _string \| Element_ | `body` |

src/toast/index.js

@@ -11,12 +11,12 @@ const defaultOptions = {
   onClose: null,
   onOpened: null,
   duration: 2000,
+  teleport: 'body',
   iconPrefix: undefined,
   position: 'middle',
   transition: 'van-fade',
   forbidClick: false,
   loadingType: undefined,
-  getContainer: 'body',
   overlayStyle: null,
   closeOnClick: false,
   closeOnClickOverlay: false,