* fixBug[waves.js]-wave's position

* fix[waves.js]-wave's position

* 完善input背景和光标色;

1.完善在Chrome浏览器时登陆界面的input标签 使用记住密码之后颜色和背景不一致;
2.目前的rgb值是 #2d3a4b  修改的rgb值是 #283443;
3.修复光标使用Chrome记录的账号之后变黑色;
4.移除 .title-container .title 重复的font-weight: 400;
5.不用IE我们大家都是好朋友！~

* Update index.vue

* mutations DEL_OTHERS_VIEWS state.cachedViews -> i type is string slice(begin: number, end: number)

* refactor(sidebar-item): optimizate SiderbarItem.

* chore: update nested examples.

* fix: fix a wrong path.

* fix: fix a transition bug.

* fix: fix a wrong path.

* perf: using "router" mode of el-menu.

* Revert "perf: using "router" mode of el-menu."

This reverts commit cef02a30b02a31242521e9e678cfeaad6f09448c.

* fix: complement i18n text.

* fix filename bug

* format

* format

* refine style

* refine 404 style

* refine

Detail see [Runtime-Compiler-vs-Runtime-only](https://vuejs.org/v2/guide/installation.html#Runtime-Compiler-vs-Runtime-only)