Make cards arrange vertically in board list.

Author: rogerluo410

web_src/less/_repository.less

@@ -2996,13 +2996,18 @@ tbody.commit-list {
 .board-column > .cards {
   flex: 1;
   display: flex;
-  flex-direction: column;
+  // flex-direction: column;
+  align-content: baseline;
   margin: 0 !important;
   padding: 0 !important;
 
   .card .meta > a.milestone {
     color: #999999;
   }
+
+  .card {
+    flex-basis: 100%;
+  }
 }
 
 .board-column > .divider {