Added head_title block to standard_layout.html.twig

Change the name of the block to sonata_head_title
Update SonataAdminBundle.pt_BR.xliff
Merge pull request #2267 from cassianotartari/patch-6

Update SonataAdminBundle.pt_BR.xliff
Merge pull request #2115 from pulzarraider/patch-3

Added head_title block to standard_layout.html.twig
update the SonataAdminBundle.ar.xliff
Merge pull request #2271 from Arkni/patch-trans

update the SonataAdminBundle.ar.xliff file
Update recipe_file_uploads.rst
Merge pull request #2279 from xorg-robur/patch-1

Update recipe_file_uploads.rst
updated ignore files added idea files to ignore list
Merge branch 'sonata-master'