修复layer在容器不是document.body时关闭异常的bug;修复layer.load回调this指向错误的bug;修改layer遮罩颜色默认为透明

src/css/layer-normal.scss

@@ -191,7 +191,7 @@
 
   }
 
-  &.mask {position:fixed;z-index:65534;left:0;top:0;width:100%;height:100%;background:rgba(0,0,0,.3);
+  &.mask {position:fixed;z-index:65534;left:0;top:0;width:100%;height:100%;background:transparent;
 
     &.shift {transition: all .5s ease-out;}
     &.inner {position:absolute;}

src/layer/index.js

@@ -58,16 +58,11 @@ const close = function(id) {
       layerDom[id][1].classList.add('shift')
       layerDom[id][0].style.opacity = ''
       layerDom[id][1].style.opacity = 0
-      setTimeout(
-        (_ => {
-          return function() {
-            document.body.removeChild(layerDom[_][0])
-            delete layerDom[_]
-            delete Anot.vmodels[_]
-          }
-        })(id),
-        200
-      )
+      setTimeout(function() {
+        layerDom[id][0].parentNode.removeChild(layerDom[id][0])
+        delete layerDom[id]
+        delete Anot.vmodels[id]
+      }, 200)
     } catch (err) {}
   }
   document.body.style.overflow = ''
@@ -510,12 +505,12 @@ class __layer__ {
 
           // 为loading类型时,自动关闭同时触发回调
           if (state.type === 6) {
-            this.vm.props.yes($id)
+            this.vm.props.yes.call(this.vm, $id)
           }
         }, state.timeout)
       } else if (state.type === 6) {
         // loading类型, 非自动关闭时, 主动触发回调
-        this.vm.props.yes($id)
+        this.vm.props.yes.call(this.vm, $id)
       }
     }
   }

src/meditor/addon/base.js

@@ -31,7 +31,6 @@ const addon = {
       type: 7,
       menubar: false,
       maskClose: true,
-      maskColor: 'rgba(255,255,255,0)',
       fixed: true,
       insert: function(level) {
         wrap = wrap.replace(/^(#{1,6} )?/, '#'.repeat(level) + ' ')
@@ -113,7 +112,6 @@ const addon = {
       type: 7,
       menubar: false,
       maskClose: true,
-      maskColor: 'rgba(255,255,255,0)',
       fixed: true,
       link: '',
       linkName: wrap,
@@ -188,7 +186,6 @@ const addon = {
       title: '插入表情',
       fixed: true,
       maskClose: true,
-      maskColor: 'rgba(255,255,255,0)',
       arr: [
         '😀',
         '😅',
@@ -257,7 +254,6 @@ const addon = {
       title: '0行 x 0列',
       fixed: true,
       maskClose: true,
-      maskColor: 'rgba(255,255,255,0)',
       offset: [
         offset.top + 35 - $doc.scrollTop(),
         'auto',
@@ -336,7 +332,6 @@ const addon = {
       type: 7,
       menubar: false,
       maskClose: true,
-      maskColor: 'rgba(255,255,255,0)',
       fixed: true,
       img: '',
       imgAlt: wrap,
@@ -481,7 +476,6 @@ const addon = {
       type: 7,
       title: '关于编辑器',
       maskClose: true,
-      maskColor: 'rgba(255,255,255,0)',
       offset: [offset.top + 35 - $doc.scrollTop()],
       shift: { top: offset.top - $doc.scrollTop() },
       content: