Fix #2742: add showSelectTitle column option

docs/_i18n/en/documentation/column-options.md

@@ -282,7 +282,7 @@ function cellStyle(value, row, index, field) {
         <td>Boolean</td>
         <td>false</td>
         <td>
-        True to show the title of column with `radio` or `singleSelect` `checkbox` option.
+        True to show the title of column with 'radio' or 'singleSelect' 'checkbox' option.
         </td>
     </tr>
 </tbody>

docs/_i18n/es/documentation/column-options.md

@@ -257,7 +257,7 @@ Las propiedades de la columna están definidas en `jQuery.fn.bootstrapTable.colu
         <td>Boolean</td>
         <td>false</td>
         <td>
-        Show the title of column with radio or singleSelect checkbox.
+        True to show the title of column with 'radio' or 'singleSelect' 'checkbox' option.
         </td>
     </tr>
     </tbody>

src/bootstrap-table.css

@@ -133,10 +133,6 @@
     text-align: center;
 }
 
-.fixed-table-container .bs-checkbox .th-inner {
-    padding: 8px 0;
-}
-
 .fixed-table-container input[type="radio"],
 .fixed-table-container input[type="checkbox"] {
     margin: 0 auto !important;