Merge pull request #1992 from jvanbraekel/master

Update the style of SQLgrid select actions

gluon/sqlhtml.py

@@ -3091,8 +3091,9 @@ class SQLFORM(FORM):
 
                 if formstyle == 'bootstrap':
                     # add space between buttons
-                    # inputs = sum([[inp, ' '] for inp in inputs], [])[:-1]
                     htmltable = FORM(htmltable, DIV(_class='form-actions', *inputs))
+                elif 'bootstrap' in formstyle : # Same for bootstrap 3 & 4
+                     htmltable = FORM(htmltable, DIV(_class='form-group web2py_table_selectable_actions', *inputs))
                 else:
                     htmltable = FORM(htmltable, *inputs)