#1723 added prototype for code like ``` $formMapper ->with('tab1', array('tab'=>true)) ->with('group1') ->add('username') ->add('password') ->end() ->with('group2', array('collapsed' => true)) ->add('enabled') ->add('createdAt') ->end() ->end(); ```
fix
+ added tab support on edit page * fixed CS issues on BaseGroupedMapper.php
continue implementation of tab support
Fixed an issue with one to many relations

As described in #2325
Fix css - added scrollbar on list view for small screens
Autocomplete changes:
Removed initSelection method in favour of directly setting the initial value
Added extra (not null) check autocompleteInput onChange function (prevents error when first called)
Merge pull request #2169 from antoinemineau/master

Fix css of list box on small screens (added scrollbar)
Merge pull request #2326 from caponica/autocomplete_refactor_init

Refactored how the autocomplete initialises its values
Minor improvements in translation messages in sonata_type_model_autocomplete
Merge pull request #2363 from pulzarraider/autocomplete_msg_excp_impr

Minor improvements in translation messages in sonata_type_model_autocomplete
Updated App.js from latest version of AdminLTE - added slimscroll
Fix overflowing long texts in add menu
Merge pull request #2358 from net02/patch-3

Fixed an issue with one to many relations
Added options to admin_type to allow to hide delete
Fixed typo in tab menu template
Merge pull request #2373 from Bladrak/fix_typo

Fixed typo in tab menu template
Removed problematic overflow CSS rules for ".box .box-body" in layout.css
Merge pull request #2374 from pulzarraider/overflow_fix

Removed problematic overflow CSS rules for ".box .box-body" in layout.css
Localize select2