依赖更新 && 构建调整 (#60)

* upgrade dependencies

* 更改所有 saladcss 写法

* fix: 升级依赖导致的样式错误

* fix: build vant css

* use es module when pack && webpack scope hoisting

* fix: vue module version

* delete unused npm script

* fix: build:vant script not work

* fix: webpack config format

* fix: build minify vant.js

* fix: captain ui relative link

packages/vant-css/src/cell.css

@@ -2,8 +2,30 @@
 @import './mixins/border_retina.css';
 @import './icon.css';
 
-@component-namespace van {
-  @b cell-group {
+.van-cell {
+  width: 100%;
+  display: table;
+  position: relative;
+  padding: 10px 15px 10px 0;
+  box-sizing: border-box;
+  line-height: 24px;
+  background-color: $c-white;
+  color: $c-black;
+  font-size: 14px;
+  text-decoration: none;
+  overflow: hidden;
+
+  &::after {
+    @mixin border-retina (bottom);
+  }
+
+  &:last-child {
+    &::after {
+      border-bottom: 0;
+    }
+  }
+
+  &-group {
     padding-left: 15px;
     position: relative;
     background-color: #fff;
@@ -13,79 +35,55 @@
     }
   }
 
-  @b cell {
-    width: 100%;
-    display: table;
-    position: relative;
-    padding: 10px 15px 10px 0;
-    box-sizing: border-box;
-    line-height: 24px;
-    background-color: $c-white;
-    color: $c-black;
-    font-size: 14px;
-    text-decoration: none;
+  &__title {
+    display: table-cell;
+  }
+
+  &__label {
+    display: block;
+    font-size: 12px;
+    line-height: 1.2;
+    color: $c-gray-darker;
+  }
+
+  &__value {
+    display: table-cell;
+    text-align: right;
+    vertical-align: middle;
     overflow: hidden;
 
-    &::after {
-      @mixin border-retina (bottom);
+    &--link {
+      padding-right: 20px;
     }
 
-    &:last-child {
-      &::after {
-        border-bottom: 0;
-      }
-    }
-
-    @e title {
-      display: table-cell;
-    }
-
-    @e label {
-      display: block;
-      font-size: 12px;
-      line-height: 1.2;
-      color: $c-gray-darker;
-    }
-
-    @e value {
-      display: table-cell;
-      text-align: right;
-      vertical-align: middle;
-      overflow: hidden;
-
-      @m link {
-        padding-right: 20px;
-      }
-
-      @m alone {
-        text-align: left;
-      }
-    }
-
-    @m required {
-      overflow: visible;
-
-      &::before {
-        content: '*';
-        position: absolute;
-        left: -7px;
-        font-size: 14px;
-        color: #f44;
-      }
-
-      .van-cell__title {
-        float: none;
-        display: inline-block;
-      }
-    }
-
-    @e right-icon {
-      position: absolute;
-      top: 50%;
-      right: 15px;
-      transform: translateY(-50%);
-      color: $c-gray-dark;
-      font-size: 12px;
+    &--alone {
+      text-align: left;
     }
   }
+
+  &--required {
+    overflow: visible;
+
+    &::before {
+      content: '*';
+      position: absolute;
+      left: -7px;
+      font-size: 14px;
+      color: #f44;
+    }
+
+    .van-cell__title {
+      float: none;
+      display: inline-block;
+    }
+  }
+
+  &__right-icon {
+    position: absolute;
+    top: 50%;
+    right: 15px;
+    transform: translateY(-50%);
+    color: $c-gray-dark;
+    font-size: 12px;
+  }
 }