* AutoComplete: add clear event(#13317)

* remove arg in `handleClear` in AutoComplete

* DatePicker: Allowed to customize range-seprator with a slot

Currently, the only possible option for "range-selector" is a string, would be nice to use a slot, so we could have custom svg-icon there.

* update doc

* ColorPicker: not trigger form validation when dragging

* update test case for input

* Input: add test for `select` method

* InputNumber: add `select` method

* Table: clearFilter can clear the filters of specified columns

* optimize code and add resetFilter example in doc

* Table: Improve documentation of clearFilter

* Carousel: add prop `loop` which can control whether display in loop (#12869)

* Carousel: add es doc for new prop `loop`

* Add Basque translation

* update doc

* Spanish Doc Update 2.4.9

* Revert "Spanish Doc Update 2.4.9"

This reverts commit 934bf9a606cc771317aeed51c233dc565e6b09d2.

* docs: Spanish doc Update 2.4.9

* Update table-body.js

* Update table-body.js

* changelog for 2.4.9

* update changelog

* update changelog

* update

* update

* Table: Adds header rendering slot

Fixes #4909 and #4908

* Add translation to spanish

* Include render-header deprecation warning

* Add chinese translation and scoped slot description at bottom

* Fix documentation and warnings. Fix custom-header docs

* Fix redundant columns and cleanup example

* Prevent scopedSlot from working on selection column

* Typo

* Alert: add support for title slot

* update documents

* Select: Fix (#11392 & #12327) Writing space become small when collapse-tags prop is added & input takes new line even if space is available when filterable & multiple props are true

* Changes as IE & Edge dosen't support display: contents

* Revert "Changes as IE & Edge dosen't support display: contents"

This reverts commit 21475c6daac3e0ca364b4a9889e899316e553839.

* Fixed issue - input going in new line even if there is space (collapse-tags)

* Made calculating with dynamic (replaced static 208 with el-select__tags dynamic width)

* Select: Fixed Bug - Extra Height

Fixed bug - getting extra height whenever last options width is most of same as select's width

* Tag: optimize code

* update tag.vue

Cascader select readonly 添加 edge 浏览器判断;
src/utils/util.js 添加 isIE, isEdge方法;