Merge pull request #1811 from yenyen/refreshsort-after-append-rows

Refreshsort after append rows (same as #1796 but in develop branch)

src/bootstrap-table.js

@@ -2192,6 +2192,7 @@
         this.initData(data, 'append');
         this.initSearch();
         this.initPagination();
+        this.initSort();
         this.initBody(true);
     };
 
@@ -2199,6 +2200,7 @@
         this.initData(data, 'prepend');
         this.initSearch();
         this.initPagination();
+        this.initSort();
         this.initBody(true);
     };
 
@@ -2227,6 +2229,7 @@
 
         this.initSearch();
         this.initPagination();
+        this.initSort();
         this.initBody(true);
     };