Merge pull request #204621 in DEC/fineui from master to feature/x

* commit 'e32230427bb1ece34396f8b81151b3939a378e79':
  REPORT-83685 fix: BI.parseDateTime方法对%l:%M:%S %p这种格式的日期解析出错（后面带%p 这种的都是同类型的报错）
  无JRIA fix: 复选下拉的数字样式

src/core/2.base.js

@@ -1079,7 +1079,7 @@
                     case "%b":
                     case "%B":
                         for (j = 0; j < 12; ++j) {
-                            if (BI.Date._MN[j].substr(0, a[i].length).toLowerCase() == a[i].toLowerCase()) {
+                            if (BI.getMonthName(j).substr(0, a[i].length).toLowerCase() == a[i].toLowerCase()) {
                                 m = j;
                                 break;
                             }
@@ -1144,7 +1144,7 @@
                 if (a[i].search(/[a-zA-Z]+/) != -1) {
                     var t = -1;
                     for (j = 0; j < 12; ++j) {
-                        if (BI.Date._MN[j].substr(0, a[i].length).toLowerCase() == a[i].toLowerCase()) {
+                        if (BI.getMonthName(j).substr(0, a[i].length).toLowerCase() == a[i].toLowerCase()) {
                             t = j;
                             break;
                         }

src/less/widget/multiselect/trigger/button.checkselected.less

@@ -3,7 +3,8 @@
 .bi-multi-select-check-selected-button {
   z-index: 1;
   min-width: 16px;
-  .border-radius(8px);
+  .border-radius(50%);
+
   &:active {
     color: @color-bi-text-highlight;
     background-color: @color-bi-background-multi-select-trigger-check-selected;