avoid long lines

It is a coding style violation.
Form type : sonata_choice_field_mask

Copied from SonataDoctrinePhpcrAdminBundle
This widget allow to hide/display other fields in a form when a value in a select widget  is selected.
Cleanup layout's HTML
Improved error messages and unit tests in BaseGroupedMapper, fixed CS

Fixed tests for php 5.3
Merge pull request #2412 from dunglas/patch-3

Cleanup layout's HTML
Merge pull request #2411 from pulzarraider/base_group_mapper_impr

Improved error messages and unit tests in BaseGroupedMapper, fixed CS
sonata_type_choice_field_mask_widget : javascript change

- Hide all fields if no item is selected
- Use jQuery instead of $
add catalan & spanish no javascript warning message translation
Merge pull request #2418 from davidromani/master

add catalan & spanish no javascript warning message translation
add catalan & spanish no fields available message translation
Merge pull request #2420 from davidromani/master

add catalan & spanish no fields available message translation
log exceptions

Don't just throw away the useful error messages!
add if_true/if_false method in FormMapper
add tree layout elements
move branch alias to 2.4
Merge branch '2.3'

Conflicts:
	Mapper/BaseGroupedMapper.php
Merge pull request #2408 from greg0ire/log_exceptions

[DX]Log exceptions
Updated Date*RangeType filter options
Merge pull request #2422 from Bladrak/fieldoptions_daterange

Updated Date*RangeType filter options
fix treeview loader